Naturepedic Organic Cotton Lightweight Classic Crib MattressThe Naturepedic Organic Cotton Lightweight Classic matches the strength and durability of an innerspring without the added weight. Layers of luxurious organic cotton batting create the perfect balance of firmness and comfort. Get the best of both worlds; firm and comfortable for baby with long lasting durability and easy crib changing for mom! At its core, this mattress is built with Naturepedics exclusive patent pending Wavesupport technology, made from pure food-grade polyethylene. Naturepedic is a GOTS certified organic mattress manufacturer and has earned the trust of moms and doctors across the country. Naturepedic also meets the strictest GREENGUARD certification standards for eliminating chemical emissions. Winner of numerous awards and prestigious endorsements, Naturepedic organic crib mattresses are simply the healthiest available. Wipe clean waterproof surface so pure it meets food contact standards Certified to not leach out harmful chemicals, this easy-to-clean 100% polyethylene waterproof surface keeps fluids out (unlike many "wetproof" or "water resistant" PFC treated fabrics). Provides the ultimate non-toxic and stain resistant waterproof surface and a safe alternative to vinyl/PVC. Waterproof seams Prevents moisture penetration for a more hygienic design and allows for easier cleaning. Certified organic cotton fabric & filling Organic Cotton is an ideal material that is both natural and renewable. It is a healthier alternative to chemically treated foams and allergy-prone latex. All Naturepedic mattresses feature Certified organic cotton to provide a healthy, comfortable sleep environment. Wavesupport technology Made from pure food-grade polyethylene, this exclusive Naturepedic innovation provides exceptional support and durability that rivals innersprings and premium foams. The wave structure achieves incredible strength with very little material, offering an ultra lightweight design that is both firm and comfortable. NO polyurethane! Safe hypoallergenic design free from harmful chemicals Dust Mite/Bed Bug Barrier - No need for an additional dust mite encasing No Wool or Latex - No need to worry about these high allergy materials No vinyl/PVC, phthalates, antimony, brominated or chlorinated fire retardants, Polyacrylonitrile (PAN), boric acid, polyurethane foam (including soybean foam), PFCs or antibacterial/biocide treatments. Fits all standard size crib and toddler beds Measures 27.75"(W) x 52"(L) x 6"(H). Square corners for a snug fit. Heirloom quality with lifetime limited warranty. Made in the U.S.A.