NM Mattresses is our in-house brand offering high-quality, budget-friendly beds tailored for Canadian sleepers. Each NM mattress is made in Canada with durable components, delivering excellent value without compromising on comfort or support.
Give your little one a cleaner, calmer sleep with the NM Lullaby™ 8″ Dual‑Sided Luxury Crib Mattress. An extra‑firm CertiPUR‑US® foam core and VOC‑free construction pair with a chemical‑free organic cotton cover for comfort you can trust. Flip from infant‑firm to toddler‑ready as they grow, and enjoy a snug, noiseless fit in any standard full‑size crib or toddler bed.
Key Features
Extra‑Firm CertiPUR‑US® Foam Core: High‑density, CertiPUR‑US® certified foam delivers extra‑firm support for newborns, providing stable, even lift with low odor and durability you can rely on night after night.
Dual‑Sided Infant & Toddler Support (6″): Flip from an extra‑firm infant side to a toddler‑ready side with age‑appropriate firmness, extending comfort through early milestones and maximizing value in one smart design.
Breathable, VOC‑Free Construction: Engineered with breathable covers and VOC‑free polyester cores to promote airflow and a fresher sleep climate, helping your child rest cool, comfortable, and uninterrupted.
Organic Cotton Cover (Chemical‑Free): Naturally soft, organic cotton cover is chemical‑free for a healthier nursery, creating a clean, gentle surface that pairs perfectly with snug, fitted crib sheets.
No Toxic Fire Retardants: Built without toxic fire retardants, favoring safer material choices so your little one sleeps on a cleaner surface—peace of mind for parents at bedtime and beyond.
Quiet, Noiseless Design: Smooth, resilient build eliminates crinkly sounds as baby moves, reducing startles and nighttime disruptions so infants and toddlers can drift back to sleep more easily.
Snug, Standard Fit: Sized to fit standard full‑size cribs and toddler beds at 52″ × 28″ × 6″ for a secure, gap‑free fit that supports safer sleep and a seamless crib‑to‑toddler transition.
Benefits
Supports Healthy Posture: Extra‑firm infant side keeps baby’s body on a flat, even plane; toddler side maintains uplifting support as they grow, promoting comfortable alignment through early years.
Breathable Comfort: Airflow‑friendly cover and VOC‑free cores encourage cooler, drier sleep, helping reduce overheating and creating a calmer environment for longer, more restful stretches.
Long‑Lasting Value: Dual‑sided design effectively doubles usable life—start firm for infancy, then flip for toddlers—delivering premium performance without purchasing a second mattress.
Cleaner, Calmer Nursery: Organic cotton, low‑odor foams, and no toxic fire retardants mean fewer unwanted chemicals and a quieter resting place, offering reassurance for caregivers.
Easy, Universal Fit: Standard dimensions fit most cribs and toddler frames securely, simplifying setup and making sheet changes quick, tidy, and frustration‑free.
Ideal For
Newborns & Infants: Families seeking an extra‑firm, stable surface that supports safe, restful sleep with balanced support and a smooth, even feel for tiny bodies.
Growing Toddlers: Parents who want age‑appropriate firmness as children begin to stand, explore, and transition toward a toddler bed—without changing mattresses.
Eco‑Mindful Households: Caregivers prioritizing organic cotton covers, VOC‑free cores, and products made without toxic fire retardants for a cleaner indoor environment.
Light Sleepers: Babies and toddlers sensitive to sound who benefit from a quiet, noiseless build that won’t rustle or crinkle during natural nighttime movement.
Value‑Focused Parents: Anyone who wants a single, high‑value mattress that adapts from crib to toddler bed, streamlining purchases and reducing nursery clutter.
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 are the exact dimensions of this 6 inch mattress?
What type of protector should I use that wont make the bed too hot or noisy?
Look for waterproof protectors made with soft, breathable fabrics and a quiet backing layer.
Many modern protectors are designed to feel like a regular sheet while still blocking liquids and minimizing crinkling sounds.
Does this mattress include a sleep trial so stomach sleepers can test it?
Yes, we offer a 100 night sleep trial with any mattress purchase.
Will this mattress work in both a crib and a toddler bed?
Many standard crib mattresses are designed to fit both full-size cribs and compatible toddler beds.
If your toddler bed uses a standard crib mattress size, you can usually continue using the same mattress as long as its still in good condition.
What is a 2-stage or dual-sided crib mattress?
A 2-stage mattress has two different firmness levels: an extra-firm side for infants and a slightly softer side for toddlers.
Its designed to be used from newborn through toddler years by flipping the mattress when the child is older and more mobile...
Can I remove and wash the mattress cover?
Some crib mattresses have removable, machine-washable covers; others have non-removable waterproof surfaces.
Always check the care label. If the cover is not removable, use washable protectors and fitted sheets to keep the surface clean.
Is there a weight limit for a crib mattress?
Most crib mattresses list a recommended weight range or are tested to support typical infant and toddler weights.
Check the product details for any specific limits and avoid letting older children or adults sit or sleep on the mattress regularly.
Can I flip or rotate a one-sided crib mattress?
Most one-sided crib mattresses are designed to be used on one side only, but rotating the mattress (head-to-foot) can help promote even wear.
Check the care instructions; if the mattress is clearly labeled This side up, do not flip it.
Is this mattress a true tight top or does it have extra cushioning on top?
This mattress is constructed as a true tight top, with comfort layers integrated directly under a flat, uniform cover and no separate pillow or Euro-top pad.
You can see the smooth, traditional surface in the product images and description, which distinguishes...
If my mattress feels softer over time, is that covered under warranty?
Normal softening of foam or upholstery over time is typically considered normal wear and tear and is not covered by warranty. Only excessive sagging or indentations beyond the specified depth, combined with proper use and care, may qualify as a defect...
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...
When should I flip from the infant side to the toddler side?
Most brands recommend flipping somewhere between 12“18 months or when your child shows good mobility and control (standing, walking, climbing).
Always follow your mattress manufacturers specific age and weight guidelines, and ask your pediatrician if...
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...
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 ...
Where does this mattress sit on your firmness scale?
This mattress is categorized as extra-firm within our lineup, making it the firmest comfort level we offer.
It provides more support and less surface cushioning than our firm, medium, or plush models; check the firmness scale on the product page to ...
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...
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