The best crib mattresses are firm, durable, and waterproof, and will fit snugly in your baby’s crib. And while you’ll definitely want to test out the fit for yourself, here are our picks for the best sealy baby crib mattresses on the market.
Our Editor’s Best Sealy Baby Crib Mattresses Reviews
Sealy Flex Cool 2-Stage Waterproof Airy Dual Firmness Baby Crib and Toddler Mattress – 204 Premium Coils – Made in USA, 52″x28″

Key Features:
-
This is a firm, high-quality crib mattress with a high coil count. It is orthopedic and has been tested for durability.
-
The Sealy Baby Crib Mattress is a two-sided mattress that is firmer on one side for infants and softer on the other side for toddlers. The mattress has a light layer that contours to the baby’s body for support.
-
This sealy baby crib mattress has a soft cotton cover that is breathable, and a waterproof barrier lining that helps prevent liquids from seeping inside.
-
The Sealy baby crib mattress is a safe and high-quality product that has been tested for indoor air quality and low chemical emissions. It meets or exceeds all flammability, lead, phthalate, and CPSIA testing standards. The mattress does not contain any flame retardant chemicals.
-
This is a Sealy baby crib mattress that is made in the USA. It has a lifetime warranty on workmanship and materials.
Sealy Cozy Cool 2-Stage Waterproof Baby Crib and Toddler Mattress – Hybrid Coil & Cool Gel Memory Foam – Made in USA, 52″x28″

Key Features:
-
The Sealy baby crib mattress is a two-stage design, with a firmer infant side and a softer toddler side. The infant side is made with a 204 posture supportive coil system, and the toddler side features a soybean cool gel memory foam layer. Sealy mattresses are tagged with a firmer infant side and softer comfort side for toddlers on the tag.
-
This sealy baby crib mattress is designed for support and durability, with a thick steel border, corner and side protectors, and an anti-sag weight distribution system.
-
The Sealy Baby Crib Mattress is a soft, comfortable mattress that is perfect for your baby’s crib. The cotton cover is waterproof and will keep the mattress clean and dry. The mattress is also PVC-free, making it safe for your baby to sleep on.
-
The Sealy Baby Crib Mattress is designed with an airflow pocket plus and waterproof lock-stitched binding. This allows for better airflow and prevents leaks.
-
The Sealy baby crib mattress is made in the USA of US and imported parts and has a lifetime warranty on workmanship and materials.
Sealy Perfect Rest Waterproof Baby Crib and Toddler Mattress Extra Firm Airy Comfort – 150 Premium Coils – Made in USA, 52″x28″

Key Features:
-
The Sealy baby crib mattress is made in the USA with extra firm coils. The coils are posture supportive and durable. There are 150 coils that create a firm foundation. The steel edges support infants and toddlers.
-
This sealy baby crib mattress is a waterproof and stain-resistant mattress that is easy to clean. The airy cushioning is made in America and is air-quality tested, making it a safe and comfortable mattress for your baby.
-
The Sealy Baby Crib Mattress is a non-toxic mattress for babies that has been certified by GREENGUARD GOLD for better indoor air quality. The mattress has also been tested for harsh chemicals and has passed the Chemicals of High Concern to Children regulations from various states.
-
The Sealy baby crib mattress is the leading brand in America. It is made with durability, firmness, safety and quality tested materials throughout.
-
This Sealy Baby Crib Mattress is a great fit for full-size standard cribs and toddler beds. It is 51.7” x 27.3” with 5.25” of thickness, making it lightweight and easy to change your baby’s bedding.
Serta Perfect Start Dual Sided Baby Crib Mattress & Toddler Mattress – Waterproof – Hypoallergenic – Premium Sustainably Sourced Fiber Core GREENGUARD Gold Certified – 7 Year Warranty – Made in USA

Key Features:
-
The Sealy baby crib mattress is a safe and non-toxic option for parents who want the best for their child. The mattress is made from memory foam and will expand to its full size over time. It is also free from harmful chemicals and materials.
-
This is a sealy baby crib mattress that is ideal for infants and toddlers. It is made from a premium sustainably sourced firm fiber core that is made from upcycled plastic bottles. It is 27.5″W x 52″L x <6"H and fits standard cribs and toddler beds.
-
This is a mattress for a baby crib that is easy to clean because it is waterproof.
-
The Sealy baby crib mattress is a safe and healthy option for your baby. It is certified by GREENGUARD Gold and meets or exceeds flammability, lead, phthalate and CPSIA testing standards. This mattress does not contain any toxic fire retardants.
-
The Sealy baby crib mattress is a lightweight mattress that is easy to change sheets on. It has square corners to help it fit securely in a crib or toddler bed. The mattress comes with a limited 7 year warranty and is made in the USA.
Sealy Posture Perfect 2-Stage Waterproof Baby Crib and Toddler Mattress – Hybrid Memory Foam & 150 Premium Coils – Made in USA, 52″x28″

Key Features:
-
The Sealy Posture Perfect Hybrid 2-Stage crib mattress is a firm mattress for infants with a softer side for toddlers. It is made with innerspring and soybean memory foam.
-
The Sealy Baby Crib Mattress has two support layers to cushion and comfort your baby while they sleep. The airy cotton wrap provides a cozy and comfortable surface for your little one to sleep on.
-
The Sealy baby crib mattress has a waterproof cover and binding that can be easily wiped clean with a damp cloth.
-
The Sealy Baby Crib Mattress is made in the USA and comes with a lifetime warranty on workmanship and materials.
-
This sealy baby crib mattress is designed to fit snugly into cribs and toddler beds, providing a comfortable and safe sleeping surface for your child. The mattress measures 51.63 x 27.25 x 5.5 inches and is made from high-quality materials to ensure durability and long-lasting use.
Sealy Stain Protection Waterproof Fitted Toddler and Baby Crib Mattress Pad Cover Protector – 52″ x 28″ – White

Key Features:
-
The Sealy Baby Crib Mattress is made with a top layer of organic cotton for luxurious natural comfort. It is also made with a firm foundation for baby’s safety and features a waterproof vinyl cover to help keep baby’s sleeping environment clean and fresh.
-
This sealy baby crib mattress has a waterproof barrier made of safety-tested TPU coated polyester. The 100% waterproof layer protects against leaky messes.
-
The Sealy Baby Crib Mattress is designed to fit snugly in a standard full-size crib or toddler bed. The stretch skirt helps prevent the mattress from sliding or shifting, and the fitted design provides extra security.
-
The Sealy baby crib mattress is easy to clean and is machine washable and dryer friendly.
-
If you’re looking for an eco-friendly and comfortable baby crib mattress, the Sealy Baby Crib Mattress is a great option. The mattress is made from safety-tested polyester and recycled plastic bottles, so you can rest assured that your baby will be comfortable and safe.
Sealy OptiCool 2-Stage Waterproof Baby Crib and Toddler Mattress – Lightweight Soybean Cool Gel Memory Foam – Made in USA, 52″x28″

Key Features:
-
The Sealy Baby Crib Mattress is a two-stage mattress with a firmer infant side and a softer toddler side. You can flip the mattress over for a soybean cool gel memory foam topper for cool comfort for infants or toddlers.
-
The Sealy Baby Crib Mattress is a spring-free, all-foam mattress made with soybean cool gel memory foam and a firm hypoallergenic core. It is designed to provide a comfortable and safe sleeping environment for babies.
-
This sealy baby crib mattress is designed for infants and newborns. It is firm and lightweight with a hypoallergenic core. It weighs less than 12 pounds so it is easy to lift and change crib sheets and mattress pads.
-
The Sealy Baby Crib Mattress is a mattress for a baby crib that is made of breathable woven cotton that is easy to clean. The mattress is also tested for flame retardant chemicals.
-
This Sealy baby crib mattress is made in the USA and comes with a lifetime warranty on workmanship and materials.
Sealy Organic Cotton Top Waterproof Toddler and Baby Crib Mattress Pad Cover Protector – 52″ x 28″ – White

Key Features:
-
The Sealy Baby Crib Mattress is a mattress that is designed to regulate temperature and moisture, helping to keep your baby cool and comfortable. The mattress is made with temperature regulating and moisture wicking fibers that adapt to your baby’s body temperature, helping to evaporate moisture and keep them cool.
-
The Sealy Baby Crib Mattress is a mattress that is designed to be waterproof. It has a 100% waterproof layer that protects against leaky messes.
-
The Sealy Baby Crib Mattress is a quilted mattress that offers comfort and safety for infants. The quilted filling provides added comfort and the right amount of softness for infant safety.
-
This Sealy baby crib mattress has a SecureStay full fitted stretch skirt to help prevent the mattress from sliding or shifting. It also has a snug fit for USA standard full-size crib mattresses and toddler bed mattresses.
-
The Sealy Baby Crib Mattress is easy to clean with a machine washable and dryer friendly design. The top layers of the mattress are infused with adaptive technology, so they will never wash out.
Sealy Select 2-Cool 2-Stage Waterproof Baby Crib & Toddler Mattress – Lightweight Soybean Foam-Core – Made in USA, 52″x28″

Key Features:
-
The Sealy baby crib mattress is a memory foam mattress that will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return to full sized from its compressed state.The expansion time of the mattress will vary as per the surrounding.
-
This sealy baby crib mattress is a two-stage design with a firmer infant side and a softer comfort side for toddlers. It is made from high-density soy-enhanced foam and has a Cool-Tex waterproof and stain-resistant fabric cover.
-
The Sealy Baby Crib Mattress is a cool and breathable mattress for your baby. It is made with an exclusive infused soybean cool gel memory foam technology that creates a cooler feeling top layer that absorbs baby’s movement and responds with increased comfort. The mattress also has a lock-stitched binding that will not unravel and won’t trap liquids and odors.
-
The Sealy baby crib mattress is a safe and durable option for your baby. The mattress is made of CertiPUR-US certified foam and is tested for chemical emissions, making it a safe and healthy option for your child.
-
This sealy baby crib mattress is made in the USA and comes with a lifetime warranty on workmanship and materials.
-
The Sealy Baby Crib Mattress is designed to fit both USA standard size cribs and toddler beds. It measures 51.63 x 27.25 x 5.5 inches.
Sealy Baby Firm Rest Antibacterial Waterproof Baby Crib Mattress and Toddler Bed Mattress – 204 Premium Coils – Made in USA, 52″x28″

Key Features:
-
The Sealy Baby Crib Mattress is a mattress that is EPA-registered and lab-tested to help keep bacteria from spreading on the mattress surface. The mattress is 100% waterproof, stain-resistant, and tear-resistant to help keep the inside clean. The surface of the mattress is easy to clean. Please allow 24 – 72 hours for the mattress to regain its full shape. Any memory foam will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return to full sized from its compressed state. The expansion time of the mattress will vary as per the surrounding.
-
The Sealy baby crib mattress is a firm, durable mattress with posture support and steel edges. It is made in the USA.
-
The sealy baby crib mattress is designed to provide extra support for infants in the form of an anti-sag weight distribution system. This system is designed to be centered in the “sweet spot” where infants are typically placed in their cribs, in order to provide them with the best possible support.
-
The Sealy baby crib mattress is made with sustainable and Earth-friendly materials that provide lightweight, airy comfort and support. The mattress is proudly made in the USA.
-
This sealy baby crib mattress is GREENGUARD GOLD Air Quality Certified, meaning that it has been tested for safety and quality. It is also firm and durable, and fits snugly inside all standard full size cribs and toddler beds. It measures 51.63 x 27.25 x 5.5 inches.
Sealy Baby Crib Mattresses FAQs
1. What are the benefits of a Sealy baby crib mattress?
The benefits of a Sealy baby crib mattress include the fact that they are made with high-quality materials, they are comfortable for babies to sleep on, and they are durable.
2. How does a Sealy baby crib mattress compare to other brands?
A Sealy baby crib mattress is very similar to other brands. It is made of high quality materials and is designed to provide a comfortable and safe sleeping environment for your baby.
3. What is the warranty on a Sealy baby crib mattress?
The warranty on a Sealy baby crib mattress is 10 years.
4. How long will a Sealy baby crib mattress last?
A Sealy baby crib mattress will last approximately 3-5 years.
5. How do I know if a Sealy baby crib mattress is right for my baby?
There is no one definitive answer to this question. Some factors you may want to consider include the type of mattress (memory foam, innerspring, etc.), the firmness of the mattress, and the size of the mattress. You may also want to consult with your pediatrician or other healthcare provider to get their recommendation.
Conclusion
There are many great sealy baby crib mattresses on the market. Our list of the best sealy baby crib mattresses will help you save time researching and choosing the best one for you.