The Colgate Eco-Foam Supreme - Damask cloth crib mattress is made with ecologically friendlier foam that uses plant oils to replace petroleum based oils found in regular foam mattresses. It is one of the Colgate Cradletyme Naturals collection of eco-friendlier mattresses, pads, and accessories. The 5 " thick Eco-Foam Supreme - Damask mattress is an ecologically friendlier version of the Colgate Foam Supreme value priced foam mattress. It is made with performance tested CertiPUR-US certified ecologically friendlier foam. The mattress is firm like most medical experts recommend for babies. The Eco-Foam Supreme - Damask mattress has a waterproof damask cloth cover with the waterproofing on the back side of the cover and cloth closest to baby"s skin. The waterproof backing lets nothing inside the mattress. The Eco-Foam Supreme - Damask mattress is certified by GREENGUARD to have no harmful air emissions - all Colgate crib mattresses and pads are GREENGUARD certified. The mattress is extremely light weight at only 7.5 pounds and offers easy sheet changes. The square corners ensure a very snug fit in all standard size American cribs and toddler beds. Parents can have confidence in this product because the Colgate Eco-Foam Supreme - Damask mattress is made by Colgate, The Crib Mattress Specialist, a family owned and operated company with over half a century of crib mattress manufacturing experience. All Colgate crib mattresses are quality made, are non-toxic, pass all government safety standards for chemicals and flammability, and are manufactured in Atlanta, Georgia, USA.