Product Description The Sealy posture perfect Hybrid 2-Stage crib mattress is the best of both a dependable innerspring plus the comfort of soybean memory foam combined into one baby mattress with a grow-with-me infant to toddler design. The soybean memory foam topper offers luxurious comfort for growing babies and is gentle on a fragile child's body. Premium 150 coil innerspring system offering ultra-posture support Plus border wire all along edges for secure support and an extra-firm foundation. Ever edge strength pillars provide strength and stability for baby near corners and sides. Two support layers cushion and comfort baby while providing a supportive sleeping surface. A cotton wrap creates cozy comfort. The entire mattress wipes clean with a damp cloth for a sanitary sleeping surface. Sealy is the leader in sleep technology and the best-selling crib mattress brand in North America. Quality and safety is key and the mattress features CertiPUR-US approved foam for durability and air quality, is tested for harmful and off-gassing, passes ASTM crib mattress safety standards and is a green guard gold Certified baby mattress for a healthier indoor environment, certified by an independent laboratory. Sealy crib mattresses are made in the USA and backed with a Lifetime warranty on all workmanship and materials. Use for infants and toddlers approximately 0-5 years. 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.