Dream On Me, 132 Premium Coil Inner Spring Crib & Toddler Standard Mattress is designed for comfort and support. Feel confident knowing this mattress is phthalate and lead free and constructed with quality materials and workmanship in the USA. The mattress features a protective polyurethane foam wrap on each side that provides a plush sleeping surface in addition to a hypo-allergenic foam Insulating layers for lasting comfort and durability. This mattress has 132 interwoven steel coils and all-around heavy duty steel perimeter support system. The waterproof cover, has a Lock-Stitch venting system and wipes clean with mild soap and water. Complies with the Federal Standard Flammability Standard 16 CFR 1633 and carries a 10 year warranty.