Dimensions: 38.5L x 24W x 3H in.. Eco-friendlier 3-in. thick CertiPUR-US certified eco-foam. Quality foam substitutes plant oils for petroleum based oilsFor use with standard-size portable and mini cribs. Damask cloth cover (instead of plastic) with waterproof backing. Can be used on both sides unlike lower quality portable crib mattresses. GREENGUARD Gold Certified for no harmful emissions. Made in the USA by Colgate, The Crib Mattress Specialist. The Colgate EcoPad Eco-Friendlier 3 in. Portable Crib Mattress is a portable version of the eco-friendly crib mattress, bringing all the same value in a smaller package. Made for use with standard size portable cribs or mini cribs, this mattress is eco-friendlier thanks to its high-quality, safe, CertiPUR-US certified eco-foam that uses plant oils instead of petroleum based oils. It features a damask cloth cover with waterproof backing meaning cloth is closest to baby's skin and not vinyl or polyethylene plastic. A cloth binding provides strong, reliable seams. This mattress can even be used on both sides; something you won't find with lower quality mattresses made for portable or mini cribs. This item is GREENGUARD Gold Certified meaning it passes all standards for indoor air quality and more than 10,000 volatile organic compounds and it's CertiPUR-US certified to pass safe emissions and performance standards.Additional Features: GREENGUARD Children & Schools Certified 3-inch-thick lightweight foam Damask cloth sleep surface cover with waterproof backing No metal or plastics involved Plant oils replace petroleum-based oils Cloth binding ensures strong seams Parents can have confidence in this product because it is made by Colgate, The Crib Mattress Specialist.