Product Description The Sealy Soybean Plush Foam-Core crib mattress offers the durability of a Sealy mattress with a soy-enhanced foam-core that will support infants and toddlers. Offers a luxurious fabric cover that provides a waterproof barrier for natural comfort & protection. More babies sleep on a Sealy than any other crib mattress brand in the USA. Mattress measures 51.63 x 27.25 x 5.75 inches and fits both USA standard size cribs and toddler beds. Square corners provide a snug fit in cribs. From the Manufacturer Sealy Baby offers the most trusted crib mattresses and offers safe, supportive, and comfortable toddler bed mattresses, bedside baby bassinets and protective premium crib bedding that parents have depended on for decades. As the leader in safe sleep, comfort, and lasting quality for years, more babies sleep on a Sealy than any other brand in the USA. Sealy Baby crib mattresses are firmness tested to help reduce the risk of suffocation and provide a supportive sleeping surface. In addition, 100% of Sealy Baby crib mattresses are American made by experts who help create industry standards to ensure safety and quality for infants and toddlers. Every baby mattress is Non-Toxic, ASTM Certified, CPSIA Certified and Greenguard Gold Air Quality Certified for a healthier sleeping environment, tested for low chemical emissions, and are made without harsh chemicals for a safer sleep. Sealy Baby's collection of breathable bassinets, bedside sleepers, comfortable diaper changing pads and top-rated, hypoallergenic protective crib mattress pads and encasements are nursery essentials and baby registry must haves that every new parent desires for their newborn. Parents rest easier with a trusted brand, quality products and customer care that is always here to help your family sleep better.