Why Choose Luxury Dreamer: Our 6” dual-sided mattress has a layer of luxurious OxyFlo CoolGel memory foam. It features an additional slip-on Airflow cover to enhance air circulation. Flip the mattress when your little one is ready for the next step, using the arrows on the mattress tag as a guide..Waterproof, Durable, Premium Grade: Our hypoallergenic, medical-grade baby crib mattress will make your baby's daily life more comfortable. Waterproof with a durable stretch knit fabric and extra-tight sewn seams, it will last many restful nights..Certified Safe for Children: All Moonlight crib mattresses are made with CertiPUR-US certified foam. They are also wrapped in a woven fire barrier with no spray-on FR chemicals, and protected by reinforced, safe-sewn seams..How to Care for Your Mattress: Use a damp sponge and warm soapy water when necessary to clean your mattress. Avoid harsh chemicals. Please do not use diaper wipes or household cleaning wipes to clean the mattress..Your Satisfaction Is Our Priority: Your Moonlight products are meant to serve you and your family for many moons. That’s why a product lifetime policy covers all Moonlight crib mattresses. The expected lifetime of a crib mattress is 8 years.