Phthalate and lead free, this Dream On Me 7 in. 88 Coil Inner Spring Standard Crib and Toddler Mattress will have you feeling confident about where your baby is sleeping. Designed for comfort and support, this mattress features interwoven, heat tempered coils and two hypoallergenic foam insulating layers. The waterproof cover and lock-stitch venting system ensures the prevention of mold, mildew, and odor.