Newton Baby Original Crib Mattress
4.94,206 ratings
The signature 100% breathable, fully washable mattress — one firmness works newborn through toddler with no flipping, and it's GREENGUARD Gold certified for low emissions.
Crib mattresses
Letmxiu Crib & Toddler Mattress
Snug-fit pick
This one is hand sewn to fit standard crib dimensions tightly, so there is no gap at the sides or corners where toys or pacifiers can get lost. It also meets recognized safety standards, so you can feel good about the fit and the foam underneath.
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Best for
Parents who worry about gaps between the mattress and crib rails
Good to know
After you unbox it, it needs 72 hours to mostly expand and 3-5 days before it's ready for normal use, so plan to open it a few days before you need it.
Quick specs
- fit
- 54" x 29.5" standard cribs, also fits toddler beds
- thickness
- 5 inch
- core
- high grade memory foam
- surface
- high-grade velvet, hypoallergenic
- safety standards
- 16-CFR-1633, 16-CFR-1632, 16-CFR-1241
Safe-sleep reminder: always use the firm (infant) side, with a tight-fitting sheet and nothing else in the crib.
More crib mattresses
Also worth your money — where we'd turn if the top pick is sold out or over budget.
Newton Baby Essential Crib Mattress
4.81,168 ratings
The same washable, breathable core as the flagship in a lower-cost build — a genuine way into the breathable category for less.
Naturepedic Breathable Organic 2-Stage
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The best organic pick — GOTS organic cotton, no foam, glues or flame retardants, a true firm infant side, plus a removable washable breathable layer.
Graco Premium Foam Crib Mattress
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A firm, waterproof mattress with a cover that unzips and machine washes, so middle-of-the-night diaper leaks do not mean a ruined mattress. It also carries certifications for low chemical emissions, which matters when your baby's face is pressed against it every night.
Biloban Crib Mattress Protector
4.819,732 ratings
This one is built to catch every leak before it reaches the mattress, with a 4-layer design that adds a moisture-wicking layer most others skip. The quilted microfiber top stays soft against skin while the TPU backing does the waterproofing work quietly, so a middle-of-the-night diaper blowout does not turn into a 2am mattress change.
Yoofoss Crib Mattress Protector 2 Pack
4.815,106 ratings
This one is built to stay quiet under a restless sleeper, so a nighttime wiggle or diaper leak does not turn into a crinkly wake-up call. The quilted microfiber top also keeps air moving so your baby is not sleeping on a sweaty plastic surface.
Dream On Me Snuggles Mini Crib Mattress
4.611,444 ratings
This one is built specifically for mini and portable cribs, with a firm side for infants and a softer, cushioned side to switch to as they grow into toddlers. The breathable mesh cover helps air flow through so naps stay cooler and drier.
Dream On Me 2-in-1 Honeycomb Crib Mattress
4.68,751 ratings
This one gives you a firm fiber core for both the infant and toddler stage, so you are not buying two mattresses as your child grows. It is also Greenguard Gold certified and made in the USA, which matters when your baby is sleeping face-down on it every night.
Dream On Me Twilight 2-in-1 Crib Mattress
4.65,984 ratings
This one gives you a firm coil-support side for infants and flips to a plusher side for toddlers, so you are not buying a second mattress when your baby starts climbing into a toddler bed. The 88 Bonnell coil system with reinforced edges keeps the surface steady from edge to center, which matters once your kid starts standing and bouncing in the crib.
Delta Children Serta SleepTrue Mini Crib Mattress
4.73,812 ratings
If you want a mini crib mattress backed by real safety testing, this one is Greenguard Gold certified and meets flammability, lead, and phthalate standards without toxic fire retardants. The firm fiber core is made from upcycled plastic bottles, so you get support for baby without harsh chemicals.
Kolcraft Pure Sleep Crib Mattress
4.63,779 ratings
This one is built around a firm, coil-supported sleeping surface, with 150 heavy gauge steel coils to hold shape as your baby grows into a toddler. The waterproof cover means you're not lying awake dreading the next diaper blowout at 3am.
Dream On Me 2-in-1 Baby Zzz Mattress
4.63,587 ratings
The firm infant side and cushioned toddler side mean you are not buying a second mattress when your baby moves to a toddler bed. The cover is water resistant and comes off to machine wash, which matters on the nights things do not go as planned.
Sealy Baby Flex Cool 2 Stage
4.72,712 ratings
This one pairs a firm steel coil core for infant support with a breathable, waterproof cotton cover, so you get sturdy sleep support and easier overnight cleanup in one mattress. The dual-stage design means you are not shopping for a new mattress when your baby becomes a toddler.
Premium Hypoallergenic Crib Mattress
4.82,165 ratings
The foam interior is built to keep the edges from sinking in, which matters once your baby is old enough to roll and push up against the sides. The brushed fabric top is soft against skin but the core underneath stays firm and stable.
Elsewhere in the registry edit
- Lovevery The Play Gym — our pick in play gyms & mats
- BabyBjörn Bouncer Balance Soft — our pick in bouncers & swings
- Pampers Swaddlers Newborn — our pick in diapers & wipes
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