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SEALY® Posturepedic® 800 Series 11.5" Firm Tight Top Mattress - Double/Full

Sealy® Posturepedic® mattresses are expertly designed to deliver targeted support for healthy sleep posture. This renowned collection combines sturdy coils and pressure-relieving foams to provide Canadians with deep, restorative comfort night after night.

Top Features

Add To Compare

– CleanProtect™ Fabric

– Quilt Stay True® Quilt with MoistureProtect™ Fibres

– CertiPUR-US™ SealySupport™ Gel HD Foam

– Posture Touch® Pocket Coils

– StableEdge™ HD

– Targeted Gel HD Foam

Our Price:

$486.00

Retail Price $999.00

Out of stock

Mattress Size : Double/Full

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Our Guarantees

+ Full Manufacturer’s Warranty

+ 100 Night Sleep Trial

+ Price Match Guarantee

+ Made in Canada

➜ Not sure which mattress is best for you? Try our MATTRESS SELECTOR to help you decide!

➜ See our REVIEWS from verified customers!

SEALY® Posturepedic® 800 Series 11.5" Firm Tight Top Mattress - Double/Full

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Traditional, Pocket Coil, Hybrid, Double/Full Size Mattress, Sealy Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-1

Traditional, Pocket Coil, Hybrid, Double/Full Size Mattress, Sealy Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-2

Traditional, Pocket Coil, Hybrid, Double/Full Size Mattress, Sealy Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-3

Traditional, Pocket Coil, Hybrid, Double/Full Size Mattress, Sealy Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-4

Traditional, Pocket Coil, Hybrid, Double/Full Size Mattress, Sealy Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-5

Traditional, Pocket Coil, Hybrid, Double/Full Size Mattress, Sealy Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-6

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Style	Traditional, Pocket Coil, Hybrid
Firmness	Firm
Coil Count	660
Coil Type	Posture Touch® Pocket Coils
Core Type	Coils
Core Density	N/A
Height	11.5 Inches

Collection	Sealy® Posturepedic®
Model	Mariella - Double/Full
Warranty	5 Year Warranty
Condition	Brand new, manufacturer sealed.

Comfort Scale

Soft
Medium
Firm
Extra Firm

Comfort IQ™: This mattress firmness is accurate with the manufacturer’s description and comparable to other firm mattresses.

Recommended For: Back Sleepers, Stomach Sleepers

Our Guarantees

+ Full Manufacturer’s Warranty

+ 100 Night Sleep Trial

+ Price Match Guarantee

+ Made in Canada

➜ Not sure which mattress is best for you? Try our MATTRESS SELECTOR to help you decide!

➜ See our REVIEWS from verified customers!

Description

Sealy Posturepedic 800 Series 11.5" Firm Tight Top Mattress - Experience Next-Level Comfort!

Discover the perfect fusion of strength and luxury with the Sealy Posturepedic 800 Series Tight Top Firm Mattress. Designed for those who crave unmatched support, this mattress promises a serene sleep environment enriched with advanced technologies and exceptional materials. Embrace rejuvenating sleep every night and awaken each day feeling revitalized and ready to conquer!

Key Features

CleanProtect Cover: This innovative, antibacterial treated fabric enhances your mattress's cleanliness and helps inhibit bacteria-related staining, offering you a fresh and hygienic sleep surface.
Stay True Quilt with MoistureProtect Fibres: A thoughtfully designed quilted layer that channels moisture away from your body, keeping you cozy and dry while you sleep through the night.
CertiPUR-US SealySupport Gel HD Foam: This premium gel-infused foam provides durability alongside a cooling touch, molding perfectly to your body for a rejuvenating sleep experience.
Posture Touch Pocket Coils: Each coil operates independently to deliver targeted support while significantly minimizing motion transfer, allowing you to sleep undisturbed even when your partner moves.
Sealy StableEdge HD: Featuring a robust foam encasement that enhances perimeter support, this mattress ensures solid edge-to-edge stability, giving you more room to relax.
Targeted Gel HD Foam: Placed strategically beneath your back and core, this layer offers optimal spinal alignment and unwavering support for a comfortable night's sleep.

Benefits

Enhanced Hygiene: The CleanProtect cover creates a healthier sleep environment, perfect for those with allergies or anyone seeking a cleaner sleep experience.
Temperature Control: MoistureProtect fibers facilitate a balanced sleeping temperature, ensuring comfort whether it's a warm summer night or a cold winter evening.
Longevity: With CertiPUR-US certified foams, you can trust in long-lasting performance, making this mattress a sustainable choice for your sleep needs.
Personalized Support: Thanks to the Posture Touch coils, you can expect individualized support tailored to your sleeping style, ideal for those who tend to shift throughout the night.
Room to Breathe: The Sealy StableEdge HD design allows you to make full use of the mattress surface, giving you that extra space to stretch out and embrace relaxation.

Ideal For

Couples seeking a solution to reduce motion transfer for a peaceful night’s sleep.
Individuals who prefer firm support, making this mattress ideal for back and stomach sleepers alike.
Conscious consumers valuing hygiene and wanting a mattress that emphasizes a fresh sleep environment.

Details

Dimensions: 54″ x 75″ (inches) – 137cm x 190.5cm (centimeters)
Mattress Profile Height: 11.5 Inches
Firmness: Firm
Warranty: Full manufacturer's warranty available
Manufactured: Made in Canada with a blend of domestic and imported parts
Certifications: Materials certified through CertiPUR-US for your peace of mind
Guarantees: Features free next day delivery, a 100 night sleep trial, and a price match guarantee for your satisfaction

Elevate your nightly routine with the Sealy Posturepedic 800 Series Tight Top Extra Firm Mattress. It’s engineered for those that demand uncompromising support and comfort. Each night promises unparalleled rejuvenation, turning your sleep into a luxurious experience. Delight in the quality craftsmanship and reserve your chance to indulge in the ultimate sleeping sanctuary tonight!

Specifications

More Information
Mattress Size	Double/Full
Mattress Type	Traditional , Pocket Coil, Hybrid
Features	Cooling Technology , Temperature Regulating, Breathable, Low Motion Transfer, Pressure Point Relief, Zoned Lumbar Support, Edge Support, Moisture Wicking, Antimicrobial Fabrics, Compatible with Adjustable Bed Base
Trending & Offers	Limited Stock
Firmness	Firm
Coil Count	660
Coil Type	Posture Touch® Pocket Coils
Coil Gauge	13 3/4
Core Type	Coils
Core Material	Heat-Tempered Drawn Spring Steel
Brands	Sealy
Price Range	Premium
Model	Mariella - Double/Full
Collection	Sealy® Posturepedic®
Condition	Brand new, manufacturer sealed.
Warranty	5 Year Warranty
Sleep Position	Back Sleepers, Stomach Sleepers
Cover Material	CleanProtect™ Fabric
Colour	Grey
Quilt	Stay True® Quilt with MoistureProtect™ Fibres
Comfort Layers	0.75" SealySupport™ HD Foam + 1" SealySupport™ Gel HD Foam
Support Layers	Targeted Gel HD Foam
Mattress Core	Posture Touch® Pocket Coil with Sealy StableEdge™ HD + 1.25" SolidBase™
Mattress Height in Inches	11 .50 Inches
Additional Features	Made in Canada with Domestic & Imported Parts
Certifications	CertiPUR-US® certified foams.
Compatible With Adjustable Beds	Yes
Vented	Yes
Removable Cover	No
Handles	No
Care Instruction	Spot clean. Mattress protector recommended.
Country of Origin	Canada
Manufacturer Contact Information	http://www.sealycanada.com/
Double/Full Size Coil Count	660
Double/Full Size Dimensions	54" x 75" (inches) - 137.2cm x 190.5cm (centimeters)
Custom Sizes Available	No
Product Length (inches)	75 in
Product Width (inches)	54 in
Product Height (inches)	11.5 in
Product Weight (lb)	92.500000
Product Length (cm)	190.5 cm
Product Width (cm)	137.2 cm
Product Height (cm)	29.2 cm
Product Weight (kg)	42 kg
Product Code	531813
Product Model Code	SEALY-MARIELLA
Product SKU	SEALY-MARIELLA-DOUBLEFULL
Product Category	Mattress
Product Sub Category Tier	Premium
Product Type	Mattress - Pocket Coil
Product Sub Type	Traditional - Tight-Top

More Info.

Sealy Mattress Company: Overview and History

Founded in 1881 in Sealy, Texas, Sealy Mattress Company has grown from a small, one-man operation to one of the largest mattress brands in the world. The company began when Daniel Haynes, a cotton gin builder, started making cotton-filled mattresses for his friends. Over time, his innovation and craftsmanship led to the development of the first mattresses made with compressed cotton, setting a new standard in comfort.

In 1950, Sealy took comfort to the next level with the introduction of the Posturepedic mattress, designed in cooperation with orthopedic surgeons to ensure a night's sleep that was both supportive and comfortable. This innovation cemented Sealy’s reputation as a leader in mattress technology.

Today, Sealy continues to innovate, combining science with quality craftsmanship. The company's commitment to comfort, support, and quality is evident in its wide range of mattresses that cater to various preferences and sleep styles.

Product Philosophy and Commitment

Sealy is dedicated to helping the world sleep better. With over a century of experience, Sealy mattresses are designed to deliver the perfect blend of comfort and support at a great value. The company invests in research and science to ensure that each mattress it produces meets rigorous standards for quality and performance.

Sustainability and Social Responsibility

Sealy is committed to sustainability and environmental stewardship. It uses environmentally friendly materials and processes wherever possible and strives to minimize its environmental footprint through waste reduction and energy efficiency initiatives. The company also places a high priority on ethical business practices and community involvement, contributing to various social causes to improve the quality of life in the communities where it operates.

Whether you're looking for cutting-edge technology in a mattress or the dependable comfort of a traditional innerspring, Sealy offers a variety of products to help you find the perfect night's sleep.

For more information, please visit www.sealycanada.com.

Delivery Options

Greater Toronto Area and Ontario Delivery Map

What’s Included

We offer FREE DELIVERY to all major cities in Ontario and the surrounding area on orders over $199. A delivery surcharge of $45 applies to orders under $199.

Select your delivery date at checkout (if applicable) and add any special instructions in the order comments (e.g., “Ring Buzzer #1234”). If a date isn’t shown or selected at checkout, you’ll receive an email with scheduling options. Day‑of, you’ll get a text and email with a 2‑hour window and live tracking. Estimates apply to in‑stock items; rural or weather‑affected addresses may require extra time.

Greater Toronto Area and Ontario Free Mattress Delivery Map

Ontario Local Delivery Areas

Next‑day available

Halton Region

Burlington • Oakville • Milton • Georgetown • Halton Hills

Next‑day available

Peel Region

Mississauga • Brampton • Caledon

Next‑day available

City of Toronto

York • Including Downtown Core

Next‑day available

York Region

Vaughan • King • Richmond Hill • North York • Aurora • Newmarket • Markham • Scarborough

Next‑day available

Durham Region

Pickering • Ajax • Whitby • Oshawa • Whitchurch‑Stouffville

Next‑day available

Waterloo Region

Guelph • Kitchener • Cambridge • Waterloo

Next‑day available

Hamilton

Including Dundas • Grimsby • Stoney Creek • Ancaster

1–3 days on average

Niagara

Niagara Falls • Niagara‑on‑the‑Lake • St. Catharines • Thorold • Welland

Next‑day & 1–3 days

Simcoe Region

Barrie • Innisfil • Orillia • Midland • Collingwood • Bradford • Washago and more

1–3 days on average

Northern &
Eastern Ontario

Cobourg • Peterborough • Kawartha Lakes • Minden • Haliburton • Port Perry • Bowmanville and more

1–3 days on average

Western Ontario

London • Stratford • Woodstock • Brantford • Grand Bend • Port Elgin • Tobermory and more

Need delivery outside the GTA?

We also ship to all provinces in Canada at competitive rates (territories excluded). Enter your postal code at the top of the website to see what’s available.

Ready to Sleep Better?

Shop online 24/7 or visit any National Mattress location across Ontario. Spend $199+ and relax—your new mattress will arrive quickly and free of charge locally, or ship fast across Canada.

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Frequently Asked Questions

Where does National Mattress offer free local delivery?

We offer FREE local delivery to major cities across Ontario on orders of $199+. Check the region cards above for specific cities.

Do you ship mattresses across Canada?

Yes. We ship select roll‑packed mattresses to all provinces (YT, NT, NU excluded). Transit times range from 1–2 days in ON & QC to 3–4 days in BC and NL after shipping.

Is next‑day delivery available in the GTA?

Yes. FREE next‑day local delivery is available in many GTA and surrounding areas, subject to inventory and cutoff times.

What if my Ontario local order total is under $199?

A $45 delivery surcharge applies to orders under $199.

How do I schedule or change my delivery date?

Select a date at checkout. If a chosen date isn’t available, you’ll receive an email proposing an alternative—simply reply to reschedule. In‑store purchases can be scheduled at the time of sale.

Will I get tracking updates?

Yes. Local deliveries include day‑of text/e‑mail with a 2‑hour window plus live GPS tracking. Canada‑wide shipments include a courier tracking number once picked up.

Do you deliver to Yukon, Nunavut, or the Northwest Territories?

No. We currently do not deliver to YT, NU, or NT.

Need help? 1‑800‑631‑4883 [email protected]

Product Questions (29)

Customer Questions

What trial period or comfort guarantee comes with this tight top mattress?

Yes, we offer a 100 night sleep trial with any mattress purchase.

What is the difference between Sealy innerspring, foam, and mattresses?

Sealy innerspring mattresses use a coil support system with comfort layers on top, offering a more traditional, bouncy feel. Sealy foam mattresses rely on supportive and contouring foams for a more wrapped feel with strong motion isolation. Sealy hybrid...

Is this mattress suitable for my sleep position and body type?

This zoned lumbar support mattress is tuned for certain sleep positions and body types. Check the comfort description and any recommended sleeper profiles in the product details to ensure the zoning and overall firmness match your needs for alignment...

Does this mattress come with a trial period or comfort guarantee?

Yes, we offer a 100 night sleep trial with any mattress purchase.

What accessories work well with Sealy mattresses?

Commonly paired accessories for Sealy mattresses include supportive foundations or adjustable bases, quality mattress protectors, appropriately sized sheets, and pillows matched to your sleep position. Choosing the right accessories helps you get the...

What kind of warranty do Sealy mattresses usually come with?

Sealy mattresses typically include a limited warranty that covers manufacturing defects and excessive sagging beyond a specified depth. The length and terms of the warranty can vary by collection and model, so always check the warranty details for the...

What type of mattress is this (foam, latex, hybrid) and how does that affect its performance on an adjustable bed?

This mattress uses a specific core type such as foam, latex, or a pocket coil hybrid paired with flexible comfort layers, which helps it bend smoothly on an adjustable base. See the construction section for details on the core and comfort materials ...

What sizes do Sealy mattresses come in?

Sealy mattresses are commonly available in standard sizes such as Twin, Twin XL, Full/Double, Queen, King, and sometimes California King. Availability of specific sizes can vary by model and collection, so always confirm which sizes are offered for ...

How do I choose between different Sealy collections?

When comparing Sealy collections, look at the type of support system (coils vs foam vs hybrid), the level of targeted support or zoning, the thickness and type of comfort layers, and any added cooling or specialty features. Higher-tier Sealy collections...

What kind of foams are used in this Sealy mattress?

This Sealy mattress uses carefully selected comfort and support foams that may include standard polyfoam, memory foam, or gel-infused foam to help balance comfort, support, and temperature regulation. See the product's materials and construction section...

Are there any restrictions on the base type or settings when using this mattress?

This mattress is compatible with most standard adjustable bases that provide full, even support. Extremely sharp bending angles, unsupported gaps, or incompatible base designs could affect comfort or longevity see the product details for any specific...

Is this Sealy mattress better suited for a primary bedroom or a secondary/guest room?

This mattress offers a specific combination of comfort, support, and durability that may make it ideal for nightly use in a primary bedroom. Review the firmness, build quality, and price point to decide where it best fits in your home.

What is special about Sealys support systems?

Many Sealy mattresses use targeted support technologies that reinforce the center third of the mattress or key zones to support the heaviest parts of your body. This can help maintain better spinal alignment and reduce sagging in areas like the hips...

How does this tight top mattress compare to your pillow-top and Euro-top models?

This tight top mattress offers a more streamlined, supportive surface compared to our pillow-top and Euro-top models, which add extra cushioning on top. Compare firmness levels, construction details, and customer reviews to decide whether the classic...

How should I care for my Sealy mattress?

Use a mattress protector to guard against spills and stains, keep the mattress on a proper foundation, and follow Sealy's recommendations for rotating the mattress if applicable. Avoid jumping on the bed, do not bend or fold the mattress excessively...

Do I need to rotate or flip my Sealy mattress?

Most modern Sealy mattresses are one-sided and should not be flipped, but many can benefit from periodic rotation (head-to-foot) to promote more even wear. Always check the care instructions for your specific Sealy model to see whether rotation is recommended...

Is this mattress supportive enough for a heavier back sleeper?

This mattress uses a robust support core designed to handle higher body weights while maintaining alignment for back sleepers. Its firmness and materials help prevent the hips and lower back from sinking too deeply, which is especially important for ...

Will the zoned lumbar support still work if I rotate the mattress?

Most zoned lumbar designs are symmetrical head-to-foot, so rotating the mattress will not negatively affect the lumbar zone. However, if the zoning is directional, follow the care instructions carefully; the product details will indicate whether rotation...

What type of mattress protector should I use that wont feel hot or noisy?

Look for waterproof protectors made with soft, breathable fabrics and a quiet backing layer. Modern protectors are often designed to feel like a regular sheet while still blocking liquids and minimizing crinkling sounds when you move at night.

Is this Sealy mattress compatible with an adjustable base?

Several Sealy mattresses are designed to be compatible with adjustable bases and can bend and flex as the base moves. Check the product description for notes on adjustable base compatibility; if listed as compatible, you can pair this mattress with ...

Are Sealy mattresses a good choice for guest rooms?

How does this mattress compare to your other models?

This hybrid mattress offers a particular combination of coil design, comfort layers, firmness, and price within our lineup. Compare its specifications and features with our other hybrid, foam, and innerspring models to decide whether it provides the...

Does this full size mattress sleep hot?

Temperature regulation depends on the materials and cover. Mattresses with breathable fabrics, open-cell foams, cooling gel, or coil support cores tend to allow more airflow and feel cooler than dense, non-ventilated foams. Look for cooling features...

Is this mattress appropriate if I have back problems?

This zoned lumbar support mattress is engineered to provide reinforced support for the lower back, but suitability depends on your specific condition and comfort needs. Review the firmness, support technologies, and customer feedback, and consider speaking...

Is this an authentic Sealy mattress?

This mattress is part of the official Sealy lineup and is sourced directly through authorized distribution channels. You can verify authenticity by checking the law tag, model name, and branding on the product and packaging, which should clearly show...

Is this full size mattress suitable for everyday use or just for guests?

Is this Sealy mattress suitable for side, back, or stomach sleepers?

This Sealy mattress is designed with a specific firmness level and support system that will suit some sleep positions better than others. Check the comfort description and any guidance in the product details; many models list which sleep positions they...

How do Sealy mattresses compare to other brands?

Compared to many other brands, Sealy offers a wide selection of traditional innerspring, foam, and hybrid models with a focus on support and mainstream comfort preferences. They may not use the same ultra-premium materials as some luxury brands, but...

What does a Sealy mattress warranty usually cover?

A Sealy mattress warranty generally covers issues like manufacturing defects, broken or faulty components, and indentations that exceed a certain depth when the mattress is used on a proper foundation. It does not usually cover normal wear and tear, ...

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