Product Description The Sealy Butterfly Crib and Toddler Mattress collection is made with CERTIPUR-US® Certified foams that are firm, supportive and non-toxic. Plus, you can have confidence in the quality and workmanship of our American-made foam as opposed to foams imported from overseas. The Sealy Butterfly comes with a waterproof barrier to keep leaky messes from seeping into the mattress. Supportive woven cover is made with natural cotton that is breathable on baby’s skin. Zip on and off for easy spot cleaning if needed. Meets various state Chemicals of High Concern to Children regulations so questionable chemicals won’t touch baby’s sensitive skin. GREENGUARD’s Gold standard helps to ensure a healthier sleeping environment, the product is air quality tested to ensure harsh chemicals or toxins are not released into baby’s room from the mattress. Always look for the Gold standard for baby mattresses since it’s a much stricter test and all the materials are tested. CertiPUR-US Certified foams are highly durable and made without harmful chemicals. Safely unroll and allow the mattress to expand to 52 x 28 inches to create a perfect fit inside any standard full-size crib and toddler bed. Passes ASTM Crib Mattress Standards! 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.