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Showing mattresses available in : Toronto GO
  • Over 5,000 Mattresses In Stock
  • Wholesale/Outlet Pricing
  • Everything Brand New and Sealed
  • Free Delivery On Orders Over $199

NM 12″ Medium Firm Memory Foam Mattress

Meet NM® Cozy Memory Foam—all‑foam mattresses that pair cooling, temperature‑regulating comfort with low motion transfer, pressure‑point relief, and reinforced edge support. Thoughtful touches include hypoallergenic care, eco‑friendly manufacturing, adjustable‑base compatibility, and mattress‑in‑a‑box convenience.

Top Features

– Optimal High Resilient Bio-Foam Core

– Gel Infused Visco Memory Foam

– Cotton Channel Quilted Cover

– 10 Year Warranty

– Made In Toronto, Canada

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NM 12″ Medium Firm Memory Foam Mattress
Style Memory Foam, Foam Core/No Coils
Firmness Medium
Coil Type N/A
Core Type Optimal High Resilient Bio-Foam
Core Density 1.8 lb/ft³
Height 12 Inches
Collection NM® Cozy
Model Chelsea CoolMax Pro Advanced 12" -
Warranty 10 Year Warranty
Condition Brand new, manufacturer sealed.
Comfort Scale
  • Soft
  • Medium
  • Firm
  • Extra Firm
Comfort IQ™: This mattress is slightly softer compared to other medium-firm mattresses. (4/10)
Recommended For: Side Sleepers, Back Sleepers, Stomach Sleepers

NM 12" Medium Firm Memory Foam Mattress - Luxurious Comfort for Restful Nights

Elevate your sleep experience with the NM 12" Medium Firm Memory Foam Mattress, meticulously crafted to deliver the perfect harmony of support and softness. Designed to embrace all sleeping positions, this mattress surrounds you with luxurious comfort, ensuring you wake revitalized. Featuring innovative materials for superb support, this mattress transforms your bedroom into a serene sanctuary for rejuvenating rest.

Key Features

  • Premium High Resilient Bio-Foam Core: Engineered for exceptional durability, our bio-foam core adapts seamlessly to your body's contours, fostering healthy spinal alignment while providing lasting support that breathes life into your sleep routine.
  • Cooling Gel Infused Memory Foam: Experience the soothing effects of our gel-infused layer, which effectively manages heat, enveloping you in a refreshing embrace that keeps you cool throughout the night.
  • Soft Cotton Channel Quilted Cover: Enjoy a breathable, luxuriously quilted cover that enhances airflow, providing a soft touch against your skin and maintaining a clean, fresh sleep surface every night.
  • Medium Firm Feel: Offering an ideal blend of plush comfort and firm support, this mattress caters to back, side, and stomach sleepers, nurturing optimal spinal alignment for a restful slumber.

Benefits

  • Revitalized Sleep Quality: Experience fewer disturbances during the night to foster an uninterrupted sleep cycle; wake up feeling refreshed and energized.
  • Made with Care in Toronto: Proudly crafted in Canada, our mattress showcases outstanding craftsmanship while bolstering the local economy and aligning with eco-friendly values.
  • 10-Year Warranty Assurance: Rest easy knowing your investment is covered by a robust warranty, proving our commitment to quality and customer satisfaction for years to come.

Ideal For

  • Sleepers who crave a blend of gentle comfort and robust support.
  • Individuals with varying sleep preferences, ensuring relaxation no matter how you sleep.
  • Anyone seeking to enrich their nighttime solace with an acclaimed, quality mattress.

Details

  • Dimensions: Twin - 39″ x 75″ (99cm x 190.5cm), Twin XL - 38″ x 80″ (96.5cm x 203cm), Full - 54″ x 75″ (137cm x 190.5cm), Queen - 60″ x 80″ (152.5cm x 203cm), King - 76″ x 80″ (193cm x 203cm).
  • Profile Height: 12 Inches
  • Firmness: Medium
  • Material Certifications: CertiPUR-US certified foams for peace of mind.
  • Cover Material: Luxurious, removable cotton cover with a non-skid bottom for safety.
  • Support Layers: Composed of 1.8lbs pressure-relieving comfort foam and 2.5″ supersoft high-density foam.
  • Guarantees Include: Free next-day delivery, a 100 Night comfort trial, a full manufacturer’s warranty, and a price match guarantee.

Transform your nightly rest with the NM 12" Medium Firm Memory Foam Mattress, a symbol of Canadian quality and innovation. Each moment spent in this mattress promises indulgent softness and trusted support that embrace you in serene comfort. Discover the difference it makes for a better night's sleep—your ideal escape awaits!

More Information
Mattress Type

Memory Foam, Foam Core/No Coils

Features

Cooling Technology, Temperature Regulating, Low Motion Transfer, Pressure Point Relief, Edge Support, Hypoallergenic, Eco-Friendly Manufacturing, Compatible with Adjustable Bed Base, Mattress In A Box

Trending & Offers

On Sale

Firmness

Medium

Core Type

Optimal High Resilient Bio-Foam

Core Density 1.8 lb/ft³
Brands NM
Price Range Great Value
Model Chelsea CoolMax Pro Advanced 12" -
Collection NM® Cozy
Condition Brand new, manufacturer sealed.
Warranty 10 Year Warranty
Sleep Position Side Sleepers, Back Sleepers, Stomach Sleepers
Cover Material Soft Luxurious Cotton Removable Cover with non-skid bottom
Colour White, Grey
Quilt 0.5″ Cotton Channel Quilted Cover
Comfort Layers 2.5″ Gel Infused Visco Memory Foam, 2″ High Compression Bio-Foam
Support Layers 1.8lbs Pressure Relieving Comfort Foam, 2.5″ Supersoft High Density Foam
Mattress Core 5″ Optimal High Resilient Bio-Foam
Mattress Height in Inches 12.00 Inches
Additional Features Available boxed and rolled for easy shipping and handling.
Certifications CertiPUR-US® certified foams.
Compatible With Adjustable Beds Yes
Vented Yes
Removable Cover Yes
Handles No
Care Instruction Removable cover, dry clean to prevent shrinking.
Country of Origin Canada
Single/Twin Size Dimensions 38" x 75" (inches) - 96.5cm x 190.5cm (centimeters)
Single/Twin XL Size Dimensions 38" x 80" (inches) - 96.5cm x 203.2cm (centimeters)
Double/Full Size Dimensions 54" x 75" (inches) - 137.2cm x 190.5cm (centimeters)
Queen Size Dimensions 60" x 80" (inches) - 152.4cm x 203.2cm (centimeters)
King Size Dimensions 76" x 80" (inches) - 193cm x 203.2cm (centimeters)
Custom Sizes Available Yes
Product Weight (lb) 10.000000
Product Category Mattress
Product Type Mattress - Foam Core
Product Sub Type Memory Foam

NM Brand Mattresses

Exceptional Comfort. Locally Crafted. Unmatched Value.

At NM, we believe everyone deserves a great night's sleep without overspending. That's why our NM Brand mattresses are proudly manufactured locally, ensuring exceptional quality and unbeatable prices you simply won't find anywhere else.

Premium Quality, Affordable Prices

Each NM mattress is thoughtfully crafted with premium materials and meticulous attention to detail, delivering outstanding comfort and support for every sleeper. By partnering directly with trusted local manufacturers, we eliminate unnecessary markups and bring you unmatched value.

Designed for Every Budget and Preference

Whether you prefer a firm mattress for optimal support, a plush surface for luxurious comfort, or something perfectly balanced, NM has the right mattress for your needs. Our wide range ensures you'll find the perfect match without stretching your budget.

Why Choose NM Brand?

  • Locally Manufactured: Supporting Canadian craftsmanship and quality control.

  • Superior Value: High-quality mattresses at unbeatable prices.

  • Variety and Versatility: Comfort options to suit every sleep preference and budget.

  • Durable and Reliable: Built to provide lasting comfort night after night.

Discover the NM difference—affordable, comfortable sleep that's locally crafted for your best night's rest.

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
What do the mattress profiles mean
The mattress profile refers to the height and thickness of the mattress.
How many years warranty?
This mattress has a 10 year warranty.
Because this mattress is 12", do queen size sheets fit it better?
Please use the appropriate size sheets for the size you are getting. Ensure the skirt size is adequate for a 12" thick mattress. Most sheets fit this size mattress.
What are the box dimensions and weight for this mattress?
The box dimensions and weight for this mattress in a box are listed in the delivery details section. Review them to ensure you can move the box safely into your room, and consider having an extra person help for larger sizes.
What materials are used in this mattress?
This mattress uses specific eco-friendly materials such as natural or recycled fibers, more sustainable foam formulations, and/or responsibly sourced latex and coils. See the construction and materials section for a detailed list of each component and...
Is this mattress appropriate if I have back, neck, or circulation issues?
This mattress is designed to flex with an adjustable base and provide consistent support in various positions, which may help with certain back, neck, or circulation concerns. However, specific conditions vary review the firmness and support details...
What warranty and trial period come with this mattress?
Yes, we offer a 100 night sleep trial with any mattress purchase.
What type of protector and sheets do you recommend for this mattress?
For this hypoallergenic mattress, we recommend a breathable, allergen-proof mattress protector and washable, natural-fiber sheets that can be laundered frequently. Check the accessories or recommendations section for products designed to complement ...
Is this mattress suitable if my partner and I have different comfort preferences?
This low motion transfer mattress is designed with a balanced comfort and support profile, which may accommodate a range of preferences. Review the firmness rating, motion isolation details, and customer reviews to see how well it works for couples ...
Has this foam mattress been tested for emissions or safety standards?
This foam mattress is manufactured to meet applicable safety and flammability regulations, and its foams may be tested for content and emissions. Check the product details for specific information on any standards, certifications, or safety testing ...
How does this mattress compare to your non-boxed models?
This mattress in a box uses the same quality of core and comfort materials as our non-boxed models, but is packaged for easier delivery. Compare its construction, firmness, and warranty with our traditionally delivered mattresses to see which option...
Will this memory foam mattress hold its shape and support over time?
This memory foam mattress is built with support and comfort foams selected to maintain their feel under normal use. Review the durability details, foam densities (if provided), and care recommendations in the product description to understand how to...
How does this mattress help guard against dust mites and other allergens?
This mattress incorporates features such as tightly woven or treated covers, dense core materials, and/or breathable construction to help reduce dust mite and allergen buildup. See the product description for details on the specific anti-allergen strategies...
Is this foam mattress suitable for couples with different comfort preferences?
This 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 rating, motion isolation information, and customer feedback to see how well...
Is this mattress available in sizes suitable for both single and coupled back sleepers?
This mattress is available in a range of sizes, from Twin or Twin XL for single sleepers up to Queen and King for couples. Choose the size that best fits your sleeping arrangements and bedroom layout.
Is this mattress delivered as a rolled mattress?
Yes, this mattress is compressed, rolled, and shipped in a box for convenient delivery. Check the delivery and packaging section for box dimensions, approximate weight, and any setup guidelines specific to this model.
Is this mattress an all-foam model or a hybrid with springs?
This mattress is an all-foam design, built entirely with foam layers for both support and comfort, without any metal coil support system. You can confirm this in the construction and materials section, which will list only foam and related comfort layers...
Is this mattress suitable if I have lower back issues?
This medium-firm mattress combines surface comfort with a supportive core aimed at keeping the lower back properly aligned. If you have diagnosed back issues, always consult your healthcare provider, but many people with lumbar discomfort find medium...
Will this mattress hold its shape over time?
This medium-firm mattress is built with durable support and comfort materials to help maintain its shape and feel for years under normal use. Following the care and support guidelines on the product page will help you get the best performance and longevity...
How does this mattress compare to your other models?
This temperature-regulating mattress offers a specific mix of temperature-responsive materials, firmness, and support within our lineup. Compare its construction, technologies, and customer feedback with our other mattresses designed for hot or fluctuating...
Is this mattress a good choice if I sit on the edge often or have mobility concerns?
This mattress's reinforced edge design is intended to provide a stable surface for sitting and easier transitions from bed to standing. Check the firmness and customer reviews to confirm that the edge height, feel, and stability are appropriate for ...
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