NM 12" Extra-Firm Tight Top Mattress - Your Gateway to Unrivaled Comfort
Discover the transformative power of sleep with the NM 12" Extra-Firm Tight Top Mattress. Engineered for those who prioritize exceptional stability and support, this luxurious mattress combines innovative materials to promote optimal spinal alignment for a truly refreshing slumber. Handcrafted in Toronto, Canada, every layer is designed to envelop you in comfort while maintaining superior craftsmanship that you can trust every night.
Key Features
1,000 Hi-Loft Pocket Coils: Enjoy custom support with individually wrapped coils that minimize motion transfer, ensuring undisturbed sleep even if your partner moves.
Foam Encasement Edge Guard: This feature enhances stability and maximizes your sleep surface, giving you confidence as you enter and exit the bed.
3" HD High-Density Support Foam: Engineered for long-lasting durability, this foam layer promotes better posture while sleeping, ensuring a rejuvenating night's rest.
Eco-Friendly Bio-Foam: Made from sustainable materials, this foam not only enhances comfort but also reduces your environmental footprint, providing peace of mind.
10-Year Warranty: Enjoy unparalleled assurance in your investment, with ten years of comprehensive coverage proving our commitment to your satisfaction.
Benefits
Incomparable Comfort: Indulge in the plush feel of an extra-firm mattress designed to offer cloud-like softness with robust support, so you wake up revitalized.
Perfect for Back Sleepers: Specifically crafted to maintain spinal alignment, this mattress alleviates pressure points, making it ideal for those who primarily sleep on their backs.
Locally Crafted Quality: Support Canadian craftsmanship and experience the meticulous detail embedded in every stitch of your mattress.
Ideal For
Individuals desiring superior firm support for optimal spinal alignment and healthy sleep practices.
Eco-conscious consumers seeking environmentally friendly bedding options without compromising on comfort.
Canadian residents interested in locally made, high-quality products that guarantee an improved sleep experience.
Details
Dimensions: 39″ x 75″ (inches) – 99cm x 190.5cm (centimeters)
Profile Height: 12 Inches
Firmness: Extra Firm
Coil Count: 572 Hi-Loft Pocket Coils
Certifications: CertiPUR-US certified foams
Immerse yourself in the luxurious comfort of the NM 12" Extra-Firm Tight Top Mattress. Crafted for those who appreciate quality and sustainability, this mattress embodies a perfect balance of support and softness, making every night a rejuvenating escape. Visit our local Toronto, Markham, Mississauga stores and step into a world of quality sleep like never before!
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.
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.
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.
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?
What materials give this mattress its extra-firm feel?
This mattress uses a combination of extra-firm comfort foams and a robust support core such as high-density base foam or firm, high-gauge pocketed coils to create its extra-firm feel.
The design limits sink-in and keeps the surface very flat; see the...
Will this mattress hold its shape over time?
This extra-firm mattress is engineered with durable support and comfort materials to help maintain its shape and feel for many years under normal use.
Following the care and support guidelines on the product page will help you maximize its performance...
Do I need my receipt to use the mattress warranty?
Yes. Proof of purchase is almost always required for warranty service. Keep your receipt, order confirmation email, or invoice in a safe place. If you cannot provide proof of purchase, the manufacturer may not be able to verify your coverage or the start...
Is this twin mattress good for side sleepers?
Side sleepers often prefer a mattress that provides pressure relief at the shoulders and hips while still supporting the spine.
Look for twin mattresses described as medium or medium-soft with comfort layers designed for contouring and pressure relief...
How does this mattress compare in value to your conventional models?
This eco-friendly mattress offers a combination of sustainable materials, cleaner manufacturing, and comfort features that may justify its price compared to conventional models.
Compare its construction, certifications, expected lifespan, and cost with...
Is this firm mattress okay for everyday use or better for occasional sleep?
This firm mattress is designed for regular nightly use, with comfort and support features suited to sleepers who enjoy a firmer feel.
If you plan to use it every night, review the materials, firmness description, and customer reviews to confirm that...
How long does it take for a twin mattress to fully expand after unboxing?
Most boxed twin mattresses expand to near full size within a few hours, but they may continue to relax and reach their final feel over 24-72 hours.
Room temperature, ventilation, and materials can affect expansion time; check the manufacturer's guidance...
Do I need a special mattress protector for this mattress?
A breathable, moisture-wicking mattress protector is ideal for this temperature-regulating mattress.
It helps shield the mattress from spills and allergens without trapping heat or blocking airflow, so its temperature-regulating features can work as...
Is there a weight limit for this twin mattress?
Most twin mattresses list a recommended weight range or are designed to support typical child, teen, or single adult weights.
Check the product specifications or warranty details for any stated weight limits to ensure the mattress is suitable for the...
Is this twin mattress compatible with an adjustable base?
Some twin mattresses, especially foam and hybrid models, are designed to bend and flex on adjustable bases.
Check the product description for specific notes about adjustable base compatibility, and follow the manufacturer's guidelines to maintain warranty...
Does this twin mattress have strong edge support?
Many twin mattresses include reinforced edges or sturdier coils around the perimeter to prevent roll-off and make it easier to sit on the side of the bed.
Check the product description for mentions of edge support or perimeter reinforcement if this ...
Will this mattress maintain its shape and support over time?
This mattress in a box is built with materials selected to maintain their shape and support under normal use.
Review the durability information, foam densities or coil specs, and care recommendations on the product page for guidance on its expected ...
Is this mattress okay for everyday use or better for occasional sleep?
This extra-firm mattress is designed for regular nightly use for sleepers who enjoy a very firm feel.
If you plan to use it daily, review the materials, firmness description, and customer reviews to confirm that its extra-firm profile matches your comfort...
Can I use this twin mattress on a slatted bed frame?
Yes, most twin mattresses can be used on slatted frames as long as the slats are properly spaced and sturdy.
Many manufacturers recommend slats that are no more than about 3 apart to support the mattress and prevent sagging between slats.
Is this mattress suitable for an adjustable base?
Many extra-firm mattresses especially foam and certain hybrid designs are compatible with adjustable bases and are built to bend and flex as the base moves.
Check the product description for specific notes on adjustable base compatibility and follow...
Is this twin mattress comfortable for everyday use?
This twin mattress is designed for regular, nightly use with a balance of comfort and support suitable for its intended sleeper group (such as kids, teens, guests, or adults).
Check the firmness, materials, and customer reviews on the product page to...
Is this mattress a good choice if my partner and I have different builds?
This extra-firm mattress is designed to provide very strong support across the surface, which can help when there is a weight difference between partners.
If one partner prefers more cushioning, consider pairing this mattress with a topper on their ...
Will this tight top mattress hold its shape over time?
This tight top mattress is built with support and comfort materials selected to help maintain its shape and feel under normal use.
Review the durability details, warranty information, and care recommendations on the product page to see how to get the...
How does this mattress compare to your other models for bounce and feel?
This low motion transfer mattress emphasizes motion isolation, which may make it feel more stable and less bouncy than some of our other models.
Compare its firmness, materials, and customer feedback with our more responsive mattresses if you prefer...
How should I care for and clean this firm mattress?
Use a mattress protector to guard against spills and stains, vacuum the surface occasionally to remove dust, and follow the manufacturer's spot-cleaning instructions for any accidents.
Avoid harsh chemicals or soaking the mattress, and ensure it dries...
– 800 Edition Custom Support Coil System – 3 Zone Body Support – Cool Twist® Gel Memory Foam + Serta® Support Gel Foam – Serta® Anti-Microbial Fibre Technology – Serta® Best Edge® Foam Encasement – Designed and Made in Canada
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