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NM 6" Firm Tight Top Foam Mattress - Single/Twin

Q: What are the exact dimensions of this 6 inch mattress?

This mattress is approximately 6 inches high and is available in standard width and length sizes such as Twin, Twin XL, Full, Queen, or RV specific dimensions. Check the size chart on the product page for exact width, length, and height measurements.

Meet NM® HD+™ Core—mattresses built around high‑density foam for durable support, low motion transfer for quieter nights, zoned lumbar for alignment, and reinforced edges for full‑width comfort. Available in firm, medium, and plush feels across Twin, Twin XL, Full/Double, Queen, and King.

Top Features

Add To Compare

– High Density Foam Core

– High Density Foam Comfort Layer

– Cotton Channel Quilted Cover

– 5 Year Warranty

– Made In Toronto, Canada

Our Price:

$177.00

Retail Price $399.00

In stock

Mattress Size : Single/Twin

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Boxspring

Without Boxspring

Mix-Match Boxspring

Matching Boxspring

Options

Standard 8" + $105.00

Low Profile 4" + $105.00

Platform 2" + $105.00

Options

High Profile 8" + $115.00

Low Profile 4" + $115.00

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➜ A portion of every sale supports the Sleeping Children Around The World (SCAW) Foundation. Click here to learn more.

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!

NM 6" Firm Tight Top Foam Mattress - Single/Twin

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Traditional, Foam Core/No Coils, Single/Twin Size Mattress, NM Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-1

Traditional, Foam Core/No Coils, Single/Twin Size Mattress, NM Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-2

Traditional, Foam Core/No Coils, Single/Twin Size Mattress, NM Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-3

Traditional, Foam Core/No Coils, Single/Twin Size Mattress, NM Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-4

Traditional, Foam Core/No Coils, Single/Twin Size Mattress, NM Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-5

Traditional, Foam Core/No Coils, Single/Twin Size Mattress, NM Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-6

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Style	Traditional, Foam Core/No Coils
Firmness	Firm
Coil Count	N/A
Coil Type	N/A
Core Type	NM® HD+™ High Density Support Core
Core Density	1.8 lb/ft³
Height	6 Inches

Collection	NM® HD+™ Core
Model	Dawn - Single/Twin
Warranty	5 Year Warranty
Condition	Brand new, manufacturer sealed.

Comfort Scale

Soft
Medium
Firm
Extra Firm

Comfort IQ™: This mattress is slightly softer compared to other firm mattresses. (7/10)

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

NM 6" Firm Tight Top Foam Mattress - Luxurious Support for Restful Slumbers

Elevate your nightly escape with the NM 6" Firm Tight Top Foam Mattress. Meticulously crafted in Toronto, Canada, this remarkable mattress blends robust engineering with exceptional value, making it the perfect choice for those who prioritize dependable support and rejuvenating sleep. Experience a tranquil night's rest, as our high-density foam core beautifully balances comfort and support, ensuring your spine remains aligned and pressure points are relieved every night.

Key Features

High Density Foam Core: Engineered for ultimate durability, this core delivers excellent support, encouraging correct spinal alignment and enhancing overall sleep quality.
Comfort Layer: Featuring a premium high-density foam comfort layer, embrace the inviting embrace of cushioning that yields to your body while retaining essential firmness for restful sleep.
Cotton Channel Quilted Cover: Wrapped in a luxuriously soft cotton cover, this mattress not only enhances aesthetics but also promotes breathability, keeping you cool and cozy through the night.
Reliable Warranty: Enjoy peace of mind with a robust 5-Year Warranty, ensuring your investment is protected and lasting.
Crafted with Care: Proudly made in Canada, each mattress showcases quality craftsmanship, reflecting our commitment to durability and comfort loved by Canadians.
Easy to Handle: Delivered boxed and rolled, this mattress simplifies shipping and setup, allowing you to enjoy your new mattress with ease.
Certifications: Our mattress features CertiPUR-US certified foams, confirming its safety and environmental friendliness.

Benefits

Consistent Comfort: Whether used in a cozy guest room or your master suite, revel in cloud-like softness that adjusts to your unique sleeping style.
Supportive Stability: Minimize tossing and turning with the dependable support of our mattress, reducing the likelihood of discomfort and fostering a deeper, more restorative sleep.
Stylish Appeal: The plush cotton cover provides not just comfort but also an elegant touch that elevates the look of any bedroom decor.
Simplified Setup: The rolled design ensures hassle-free transport and set-up, making it a breeze to add comfort to any space.

Ideal For

This versatile mattress is a perfect fit for numerous settings: from guest rooms to children's bedrooms, it delivers firm, trustworthy support suited for anyone seeking a rejuvenating night's rest.

Details

Dimensions: 39" x 75" (inches) – 99cm x 190.5cm (centimeters)
Mattress Profile Height: 6 Inches
Firmness: Firm
Warranty: 5-Year Warranty
Guarantees: Enjoy Free next day delivery, a 100 night sleep trial, and a price match guarantee.

With the NM 6" Firm Tight Top Foam Mattress, immerse yourself in a soothing sleep environment that prioritizes your comfort needs. Not only does this mattress promise extended durability and quality, but it also transforms your bedroom into a haven of restful tranquility. Embrace the craftsmanship and indulge in refreshing sleep that awaits you each night!

Specifications

More Information
Mattress Size	Single/Twin
Mattress Type	Traditional , Foam Core/No Coils
Features	Low Motion Transfer , Edge Support, Compatible with Adjustable Bed Base, Mattress In A Box
Trending & Offers	Most Popular
Firmness	Firm
Core Type	NM® HD+™ High Density Support Core
Core Density	1.8 lb/ft³
Core Material	Polyurethane (polyfoam)
Brands	NM
Price Range	Great Value
Model	Dawn - Single/Twin
Collection	NM® HD+™ Core
Condition	Brand new, manufacturer sealed.
Warranty	5 Year Warranty
Sleep Position	Back Sleepers, Stomach Sleepers
Cover Material	SoftLux Breathable Cotton
Colour	White
Quilt	0.5″ Cotton Channel Quilted Cover
Comfort Layers	Firm BioComfort™ Foam
Support Layers	HD+™ High Density Foam
Mattress Core	6″ Optimal High Density Foam Support
Mattress Height in Inches	6 .00 Inches
Additional Features	Available boxed and rolled for easy shipping and handling.
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
Single/Twin Size Dimensions	38" x 75" (inches) - 96.5cm x 190.5cm (centimeters)
Custom Sizes Available	Yes
Product Length (inches)	75 in
Product Width (inches)	38 in
Product Height (inches)	6 in
Product Weight (lb)	34.000000
Product Length (cm)	190.5 cm
Product Width (cm)	96.5 cm
Product Height (cm)	15.2 cm
Product Weight (kg)	15.4 kg
Product Barcode	628719062975
Product Model Code	NM-DAWN
Product SKU	NM-DAWN-SINGLETWIN
Product Category	Mattress
Product Sub Category Tier	Value
Product Type	Mattress - Foam Core
Product Sub Type	Traditional - Tight-Top

More Info.

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.

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.

Shop Mattresses

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 (19)

Customer Questions

I need a queen...how much for a queen mattress only

The Queen size mattress in this model is $270. You can find it here: https://www.nationalmattress.ca/product/galaxy-tight-top-foam-mattress-online-exclusive

Is the mattress cuttable to fit to size.

It is a piece of foam so you can technically cut it, however, this would void your warranty, and it is not really meant to be cut.

What are the exact dimensions of this 6 inch mattress?

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...

Will this foam mattress hold its shape and support over time?

This foam mattress is built with support and comfort foams selected to maintain their feel under normal use. Check the durability details, foam densities (if provided), and care recommendations in the product description to understand how to get the...

What edge support technology does this mattress use?

This mattress uses specific edge support features such as firmer perimeter coils, high-density foam rails, or both to reduce roll-off and make the sides more supportive. See the construction and materials section for a description of the edge support...

Is this 6 inch mattress suitable for a daybed?

Yes, this 6 inch mattress can work well on many daybeds, where a lower profile looks more like a sofa during the day and is comfortable enough for lounging or occasional sleeping. Check your daybed's recommended maximum mattress height and dimensions...

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 edge support mattress comfortable across the entire surface, not just the center?

This mattress is designed to provide consistent comfort across the surface, with reinforced edges to keep the perimeter from collapsing. Review the firmness rating and customer feedback to see how sleepers experience comfort from the middle out to the...

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.

Does this twin mattress come rolled or boxed?

Many modern twin mattresses are shipped compressed and rolled in a box for easier delivery and setup. Check the product details for information on packaging and follow the unboxing instructions to allow the mattress to expand to its full size.

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 ...

Is this 6 inch mattress supportive enough for a heavier sleeper?

This 6 inch mattress is designed primarily for lighter sleepers, children, or occasional use. Heavier sleepers may prefer a thicker mattress with more robust support and cushioning. Check the weight guidelines and product description to determine if ...

Will this 6 inch mattress feel too low in a platform bed in a small room?

A 6 inch mattress will sit lower than standard mattresses, which can be an advantage in rooms with low ceilings or small spaces. If you prefer a higher sleep surface, you can pair it with a taller bed frame or box foundation to raise the overall height...

Is this 6 inch mattress all foam or does it have springs?

This mattress uses the construction described on the product page, such as all foam or a hybrid of coils and foam. Check the materials section for details about the support core, comfort layers, and cover so you know exactly what is inside.

Is this 6 inch mattress compatible with an adjustable base?

Some 6 inch foam and hybrid mattresses are flexible enough for adjustable bases. Check the product description for notes on adjustable base compatibility and follow the manufacturer's guidelines to make sure using an adjustable base will not affect...

Will this 6 inch mattress feel different from my current thicker mattress?

Yes, a 6 inch mattress will usually feel firmer and simpler than a thicker mattress with multiple comfort layers. You may notice less sink and contouring. Check the firmness rating and user reviews on the product page to get a sense of how the feel compares...

Is this 6 inch mattress a good value for the price?

This 6 inch mattress is designed to balance cost, comfort, and support. Review the materials, warranty, and customer reviews on the product page to see how it performs in real use and whether it offers the value you expect for your budget and intended...

Is this twin mattress suitable for a bunk bed or loft bed?

Many twin mattresses are compatible with bunk or loft beds, but you should always check the bed manufacturer's recommendations for maximum mattress height and weight. Choosing a lower-profile mattress helps maintain proper guardrail height for safety...

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