Your baby will curl up in comfort on the 2-Stage Waterproof Standard Crib Mattress. Constructed with quality materials and workmanship this mattress is manufactured with pride. This lightweight mattress offers durable, interwoven, and heat tempered. A protective polyurethane foam wrap on each side delivers a plush sleeping surface. Features include a hypoallergenic, foam Insulating layer and lock-stitched waterproof binding for lasting durability and a layer of Fire blocker. The phthalate and lead-free, triple-laminated waterproof cover are stain-resistant to help protect against liquids leaking inside. Wipes clean with mild soap and water; reversible design allows mothers to choose a brown cloud print or a white side. This mattress meets the 16 CFR 1632/1633 Federal Flammability.