Colgate - Colgate Eco Classica I Crib Mattress Colgate - The Crib Mattress Specialist! Shades Of Green - Ecologically Friendlier Crib Mattresses, Pads, And Accessories An ecologically friendlier version of the most recognized and popular foam crib mattress by name in America - the Colgate Classica I. The Colgate Classica I lightweight extra firm foam crib mattress was rated #1 of all crib mattresses tested by one of the nation's leading consumer products magazines and has been a recommended buy for over fourteen years by another popular baby products publication. This ecologically friendlier version of the Classica I is made with ecologically friendlier foam made with plant oils substituting for much of the petroleum oils normally used to make foam, but it still is high quality and extra firm as recommended by most medical experts. The EcoClassica I has a waterproof damask cloth cover that puts the cloth closest to baby.-Eco-friendlier EcoClassica I mattress is a standard size orthopedic style five inch thick extra firm lightweight foam square cornered crib mattress that fits snugly in all standard size cribs and toddler beds-Ecologically friendlier foam made with plant oils replacing much of the petroleum based oils used to make foam-Damask cloth sleep surface cover with a waterproof backing-Easy sheet changes due to extra light weight of only 8 pounds-Stronger seams from strong cloth binding-Made in USA-Passes all federal flammability standards including 16CFR-1632 and 16CFR-1633 as well as CPSIA and phthalates safety standards-A waterproof mattress pad cover is recommended-Damask cloth sleep surface cover with waterproof backing; ecologically friendlier hypo-allergenic polyurethane foam made with plant oilsA waterproof mattress pad cover is recommended-Mattress measures 28"L x 52"W x 6"H