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SERTA® Modern Series™ 10" Medium Firm Gel Foam Mattress - Twin XL

Serta Modern Series mattresses deliver cutting-edge comfort at a great price point, featuring gel-infused memory foams and a convenient mattress-in-a-box design – all proudly crafted in Canada for today’s lifestyle.

Top Features

– 10 Inch Model with Double Layers of Comfort

–  Serta CoolWick Breathable Cover

–  PureComfort Gel Foam with PureComfort Foam Support Core

– Designed and Built in Canada

Our Price:
$474.00
Retail Price $999.00
In stock
Only 5 left
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Applicable Offers

SERTA® Modern Series™ 10" Medium Firm Gel Foam Mattress - Twin XL
Style Memory Foam, Foam Core/No Coils
Firmness Medium
Coil Count N/A
Coil Type N/A
Core Type PureComfort™ Foam Support Core
Core Density 1.8 lb/ft³
Height 10 Inches
Collection Serta® Modern Series™
Model Modern Support - Twin XL
Warranty 10 Year Warranty
Condition Brand new, manufacturer sealed.
Comfort Scale
  • Soft
  • Medium
  • Firm
  • Extra Firm
Comfort IQ™: This mattress firmness is accurate and comparable to other medium-firm mattresses. (5/10)
Recommended For: Side Sleepers, Back Sleepers, Stomach Sleepers

Serta Modern Series 10" Medium Firm Gel Foam Mattress - Twin XL: Discover Luxurious Sleep with Unmatched Comfort!

Welcome to sleep like never before with the Serta Modern Support mattress! This Twin XL sleep solution marries thoughtful design with innovative materials, including the premium PureComfort Gel Foam and a gentle Serta CoolWick cover, ensuring a refreshing and airy night’s rest. Embrace the perfect medium-firm feel and a sleek 10-inch profile that accommodates various sleepers, all crafted locally in Canada for a touch of homegrown quality!

Key Features

  • 10-Inch Thickness: This mattress incorporates a dual layer of indulgent comfort, showcasing 4.5" of PureComfort Gel Foam that lovingly molds to your body while providing ample support.
  • Breathable Serta CoolWick Cover: Keeping your sleep space cool, this cover effectively wicks away moisture, preventing heat build-up for an ideal rest.
  • Robust Foam Core: Featuring a 6" PureComfort Foam Support Core, this mattress guarantees balanced support across your body, ensuring deep and restful sleep throughout the night.
  • Crafted with Care: Proudly manufactured in Canada, this mattress is a testament to superior craftsmanship and local dedication to comfort.

Benefits

  • Refreshing Sleep Experience: The gel-infused foam offers a soothing cooling sensation, elevating your sleep comfort and keeping nights peaceful and restorative.
  • Versatile Support: Its medium firmness provides versatile support suitable for various sleeping positions, ensuring everyone finds their sweet spot to unwind.
  • Safe and Certified: The use of CertiPUR-US certified foams not only enhances durability, but also ensures a healthier sleep environment for you and your family.

Ideal For

  • Students and young adults will love the Twin XL size that fits perfectly in dormitories and compact spaces.
  • Perfect for anyone needing gentle pressure relief; the mattress is especially suited for side and back sleepers.
  • Canadians seeking high-quality, locally made products will appreciate its craftsmanship and sustainable materials.

Details

  • Dimensions: 38″ x 80″ (96.5cm x 203cm)
  • Profile Height: 10 Inches
  • Firmness Level: Medium
  • Cover Material: Serta CoolWick Breathable Cover
  • Comfort Layer: 4.5" PureComfort Gel Foam
  • Support Core: 6" PureComfort Foam Support Core
  • Guarantees: Free next day delivery, 100 night sleep trial, full manufacturer's warranty, price match guarantee

Overall, the Serta Modern Series 10" Gel Foam Mattress in Twin XL is your ticket to a transformative sleeping experience filled with heavenly gel-infused comfort and reliable support. It's designed to cater to diverse sleepers from students to families, showcasing superior quality and thoughtful attention to your sleep needs. This mattress is ready to elevate your nightly retreat into a serene journey of relaxation and rejuvenation!

More Information
Mattress Size

Twin XL

Mattress Type

Memory Foam, Foam Core/No Coils

Features

Cooling Technology, Temperature Regulating, Breathable, Low Motion Transfer, Pressure Point Relief, Edge Support, Moisture Wicking, Compatible with Adjustable Bed Base

Trending & Offers

On Sale

Firmness

Medium

Core Type PureComfort™ Foam Support Core
Core Density 1.8 lb/ft³
Core Material Polyurethane (polyfoam)
Brands Serta
Price Range Great Value
Model Modern Support - Twin XL
Collection Serta® Modern Series™
Condition Brand new, manufacturer sealed.
Warranty 10 Year Warranty
Sleep Position Side Sleepers, Back Sleepers, Stomach Sleepers
Cover Material Serta CoolWick™ Breathable Cover
Colour Blue
Quilt Non-quilted stretch-knit cover
Comfort Layers 4.5" PureComfort™ Gel Foam
Support Layers Serta® Support Foam
Mattress Core 6" PureComfort™ Foam Support Core
Mattress Height in Inches 10.00 Inches
Additional Features Advanced Cooling Construction
Certifications CertiPUR-US® certified foams.
Compatible With Adjustable Beds Yes
Vented No
Removable Cover No
Handles No
Care Instruction Spot clean. Mattress protector recommended.
Country of Origin Canada
Manufacturer Contact Information https://www.sertacanada.com
Single/Twin XL Size Dimensions 38" x 80" (inches) - 96.5cm x 203.2cm (centimeters)
Custom Sizes Available No
Product Length (inches) 80 in
Product Width (inches) 38 in
Product Height (inches) 10 in
Product Weight (lb) 60.400000
Product Length (cm) 203.2 cm
Product Width (cm) 96.5 cm
Product Height (cm) 25.4 cm
Product Weight (kg) 27.4 kg
Product Code 850002938-1020
Product Model Code SERTA-MODERNSUPPORT
Product SKU SERTA-MODERNSUPPORT-TWINXL
Product Category Mattress
Product Sub Category Tier Value
Product Type Mattress - Foam Core
Product Sub Type Memory Foam
Serta Modern Support Medium- Firm Gel Foam Mattress Spec
Serta is proud to be the manufacturer of the World’s Best Mattress™. Their commitment to quality has made them a leader in the industry, and they look forward to helping you find the right mattress so you can get a better night’s sleep for years to come.
Visit our Mississauga mattress outlet or Toronto mattress outlet to view Serta mattresses on sale and special deals and outlet pricing offers!  All mattresses are brand new, sealed, with full manufacturer’s warranty serviced by National Mattress Outlet.
For more than 80 years, Serta has been making consistent investments into the highest quality and most innovative features to ensure that every mattress set we manufacture delivers superior comfort and support.  Throughout its history, Serta has been an industry leader, offering many product “firsts” – including the world’s first-ever “tuftless” mattress. Today, Serta is proud to offer a variety of exclusive features including our patented Advanced Comfort Quilt® and Continuous Support® Innerspring.

 

For more information please visit www.sertacanada.com.

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

Note: Please select your delivery date at checkout (if applicable). Add any special instructions in the comments box. If a delivery date isn’t available at checkout, you’ll receive an email with date options after your order is processed. If the proposed date doesn’t work, reply to reschedule.

 

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.

© National Mattress. All rights reserved.

Customer Questions
Is this memory foam mattress suitable for couples with different comfort preferences?
This memory foam mattress is designed with a balanced comfort and support profile that many sleepers find comfortable, but it may still favor certain preferences. Review the firmness level, motion isolation information, and customer feedback to see ...
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.
Is this Serta mattress considered entry-level, mid-range, or premium?
This Serta mattress occupies a specific tier within the Serta lineup based on its materials, construction, and feature set. You can gauge its positioning by comparing its specifications and price with other Serta models in the same size and category...
Do I need a mattress protector for this memory foam mattress?
A mattress protector is strongly recommended for any memory foam mattress. It helps keep the surface clean, protects against spills and allergens, and can extend the life of the mattress by preventing moisture and debris from breaking down the foam ...
Is this mattress compatible with thin or low-profile pillows for stomach sleepers?
Yes. This mattress is designed to pair well with low-profile pillows that help keep the neck in a more neutral position for stomach sleepers. The supportive surface helps maintain hip and lower back alignment while a thin pillow prevents excessive neck...
What comfort and support technologies does this Serta mattress use?
This Serta mattress uses a combination of comfort and support technologies such as a coil support system, reinforced zones, and specialty comfort foams that may include memory foam or gel-infused foam. Check the product description for a breakdown of...
Is this Serta mattress better 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.
Will this mattress help my bed feel less damp or clammy?
This breathable mattress is designed to allow air and moisture to move through the comfort and support layers more easily than very dense, closed-off designs. While it won't change your room's humidity, it can help reduce how damp or clammy your bed...
Is this mattress a good choice if my partner and I have different builds?
This medium-firm mattress is designed to offer a balanced feel that can work for a range of body types. If there is a large difference in weight or preferences, review the support specs (coil system, foam density, or zones) and customer reviews to see...
Do I need a mattress protector for my Serta mattress?
A mattress protector is strongly recommended for any Serta mattress. It helps keep the surface clean, protects against spills and allergens, and can extend the life of the mattress by preventing moisture and debris from breaking down the comfort layers...
Is this Serta mattress compatible with an adjustable base?
Several Serta mattresses are designed to be compatible with adjustable bases and can bend and flex with the base's movement. Look for adjustable-base compatibility in the product description and make sure any base you choose meets Serta's support requirements...
Is this mattress a true memory foam mattress or just regular foam?
This mattress is a true memory foam design, using viscoelastic foam in the comfort system that responds slowly to pressure and contours closely to your body. You can confirm this in the construction and materials section, which specifies memory foam...
Does this Twin XL mattress sleep hot?
Temperature depends on the materials and cover. Mattresses with breathable fabrics, open-cell foams, cooling gels, or coil support cores tend to allow more airflow and feel cooler than dense, non-ventilated foams. Look for any cooling features listed...
Do I need a mattress protector for this foam mattress?
A mattress protector is strongly recommended for any foam mattress. It helps keep the surface clean, protects against spills and allergens, and can extend the life of the mattress by preventing moisture and debris from breaking down the foam layers ...
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