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The Newton Baby Essential Waterproof Crib Mattress features a white, dotted cover. Its label shows a baby with product details, and a GREEN GUARD Gold certification badge is at the bottom right corner.
A smiling baby in a floral onesie and cream headband rests on the Newton Baby Essential Waterproof Crib Mattress. Text below reads, "Breathe-thru infant side.
A smiling toddler in blue pajamas raises their arms while sitting in a wooden crib featuring the Newton Baby Essential Waterproof Crib Mattress. Text below reads, “Waterproof toddler side.”.
A hand holds a shower head, rinsing the Newton Baby Essential Waterproof Crib Mattress.
The Newton Baby Essential Waterproof Crib Mattress features a removable, ultra-breathable zippered cover partially peeled back to reveal its washable cover and waterproof core made in the USA, plus eco-friendly certification badges.
A folded white Newton Baby cover sits inside a washing machine. Text below reads: Removable, machine washable cover for your Essential Waterproof Crib Mattress.
A chart compares three Newton Baby crib mattresses—Essential, Original, and Essential Waterproof—highlighting breathability, thickness, washable cover, age range, and that only the Essential Waterproof Crib Mattress includes a waterproof liner.
The Newton Baby Essential Waterproof Crib Mattress stands upright against a wooden crib in a bright, softly lit nursery, with a potted plant and window nearby.
A baby enjoys comfort and safety on the Newton Baby Essential Waterproof Crib Mattress, a breathable choice for the crib.
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Essential Waterproof Crib Mattress

466 Reviews

The Essential Waterproof, fits all standard-size cribs.

Our ultra-breathable, washable & waterproof crib mattress is 4 inches thick and features a soft, eyelet removable cover with a waterproof lining on one side. 

Part of the Newton Essentials collection — excluded from sitewide sales and any individual promotional offers.
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Frequently Bought Together
Baby2Baby

Your donation helps Baby2Baby continue providing basic essentials including diapers, formula, safe sleep spaces and more to children they serve across the country.

Your donation will help us provide diapers, safe sleep spaces, and more essential items to children through the non-profit organization Baby2Baby.

A close-up view of a layered mattress with a white and blue removable cover partially peeled back, revealing a white, mesh-like interior. A green tag labeled newton is attached to the side.

4-inch Low-profile core. Designed for longevity through the toddler years.

Soft, single-layer eyelet cover with a viscose lining. Viscose is our safe approach for exceeding rigorous federal flammability standards. Fully breathable and washable.

90% air, 10% food-grade polymer and much more breathable than leading organic mattresses. Provides just the right firmness for babies and comfort for toddlers — there’s no need to flip the mattress as your baby grows.

Our mattress is independently tested and certified for low chemical emissions, exceeding the highest industry emissions safety standards to help improve indoor air quality.

Soft, single-layer eyelet cover with a viscose lining. Viscose is our safe approach for exceeding rigorous federal flammability standards. Fully breathable and washable.

The Reviews Are In

We're providing peace of mind — for bedtime and beyond.

Jasey S.

A toddler in floral pajamas stands holding the wooden bars of a crib, looking up and smiling. Inside the crib are two stuffed animal dolls. The room has wooden flooring and soft natural light.

“Definitely a worthwhile purchase. We’re all sleeping better knowing this mattress is super breathable for our sweet face-down sleeping babe!”

Lisa S.

A white crib mattress stands upright in front of a wooden crib in a softly lit nursery, with a white armchair and a pink blanket in the background on a patterned rug.

“Newton is the only option for our baby! I'm totally comfortable with her safety once she's ready to transition to the crib.”

Derek L.

A smiling baby wearing a floral-patterned brown onesie and a cream headband lies on their back in a white crib with a dotted sheet, holding a wooden toy in one hand.

“Great piece of mind at a fantastic price. Add on that it’s washable and recyclable, we have a winner!”

Addison E.

A close-up of a baby lying on a textured white blanket, wearing a cream knitted romper with a button detail. The babys arm, leg, and foot are visible.

“The BEST mattress and amazing customer service! Our little man sleeps so well and I sleep well knowing he’s safe and comfortable.”

Elaine D.

A baby wearing a white outfit and pink socks stands on a beige rug in front of a wooden crib, with a wooden xylophone and toy pieces on the floor nearby in a nursery with daisy wallpaper.

“This mattress absolutely gives me peace of mind. I’m no longer concerned about their ability to breathe if they turn over in the night.”

Product Details

Details

  • Fully breathable, washable, and recyclable Wovenaire® core
  • GREENGUARD Gold Certified
  • Firm enough for your baby's musculoskeletal development & comfortable for longer sleep
  • Meets all ASTM and CPSC standards
  • Lead & phthalate free. Free of vinyl & PVC

Fits all Standard American cribs

  • Standard Dimensions: 52" x 28" x 4" (LxWxH)
  • Standard Weight: 13 lbs.

Mattress includes

  • Breathe-thru outer cover - soft, single-layer eyelet cover made from cushiony spacer material with waterproof liner on one side (polyester)
  • Viscose liner (sewn to outer cover) - safe alternative for exceeding rigorous federal flammability standards
  • Wovenaire® core - made of safe, food-grade polymer (same material as a yogurt container!)

Mattress Pads are available for added protection and quick late-night changes

Testing & Certifications

Reducing Suffocation Risk

  • In a third-party CPSC accredited laboratory, tests showed that a baby gets 97% more air while breathing through a Newton Crib Mattress than on a conventional waterproof crib mattress.

GREENGUARD Gold Certified

  • Newton products have been independently tested and certified by UL to meet GREENGUARD Gold standards for the lowest chemical emissions. The standards are among the most rigorous in the world to test for the lowest measurements of chemical emissions such as VOCs, and certifies that Newton products help to promote a healthier indoor air quality. With Newton, you can rest assured your baby is sleeping safely.

The Right Firmness for Baby and Toddlers

  • Newton mattresses meet and exceed the Australian Firmness Standard Test through the sleep surfaces firmness test AS/NZS 8811.1:2013. This firmness test is the only global test that measures the desired firmness in a crib mattress for babies' safety and musculoskeletal development.

Babies Sleep Longer on Newton**

  • In independent tests, babies sleeping on a Newton mattress slept 18 minutes longer per night than babies who did not sleep on a Newton mattress.

Care & Use

Washing the cover before first use is optional. Please review the below care and use instructions to properly care for your mattress.

https://www.youtube.com/watch?v=MKE0rr7rdcg

Washing the Cover:

• Unzip and remove from Mattress Core
• Zip Cover Closed Before Washing
• Machine Wash Cold, Alone, Use Delicate Cycle
• Tumble Dry Thoroughly On Low
• Do Not Bleach
• Replace If Damaged - Contact Customer Care For Assistance

TIP: The Essential cover is made with a Viscose layer which may develop an odor if allowed to remain damp (like a wool sweater). To refresh, add 1/2 cup baking soda to the wash.

Washing the core:

  • For the really big mess or just for seasonal cleaning, the core can be washed whenever needed.
  • Wash in the shower with soap & cool water or rinse outside with a hose.
  • Shake excess water out of core and stand-up to dry.
  • Place in well ventilated area for faster drying.
  • Avoid drying in direct sunlight and do not use heating elements to speed the drying process.

Shipping & Delivery

  • Ships FREE* in 2-4 business days
  • Ships via FedEx
  • Transit time: 3-7 days once shipped
  • Free Shipping in the contiguous 48 states
  • Shipping fee to HI & AK calculated at checkout based on zip code
  • $50 shipping fee to Canada plus taxes (GTS/HTS calculated at checkout based on zip code)

Return & Exchanges

RETURN / EXCHANGE POLICY

  • Risk-free, Easy Returns with our 100-night trial, money-back guarantee
  • Easy exchanges or upgrades within 30 days of purchase

WARRANTY POLICY

• Wovenaire® Core - Limited Lifetime Warranty
• Mattress Cover and Encasement - Limited 2-year Warranty
A woman and two children are in a cozy room with a bright pink newton mattress, creating a warm and inviting atmosphere with over the image image label of "100 Night Free Tial"

100-Night Free Trial

Try any Newton mattress, bassinet, or travel crib for 100 nights risk-free to decide if it's right for you and your baby. If either of you aren’t happy, simply return at our expense for a full refund.

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Videos

  • Breathe-Thru Safety: Patented Wovenaire® core allows unhindered airflow, reducing the risk of suffocation and overheating — no more sweaty backs!  
  • Simple to Wash: Just unzip and toss the cover in the wash, and rinse the core in the tub and shower. 
  • Non-Toxic, Hypoallergenic Materials: Made without harmful chemicals and GREENGUARD Gold Certified for cleaner air where baby sleeps.
  • Lightweight & Practical: only X lbs, easy to lift for sheet or cover changes in middle-of-the-night moments.
  • The style difference: Single-layer cover design, 4” thickness, and made for standard cribs. For ages 0-3 years.