Designed to help your little one catch the comfiest of comfy Zzz’s, it’s the Dream On Me Baby Zzz 5” Foam Crib & Toddler Bed Mattress that’s constructed of quality, fireproof fiber. Made to fit a full-size crib, it delivers a plush yet firm foam sleeping surface for your baby that cradles their growing body with care and safety. The Baby Zzz 5” Foam Mattress is water resistant and stain resistant with a machine-washable outer cover that’s easy to remove. This breathable foam mattress is safety conscious with a Greenguard Gold Certification and JPMA certification, and added design element of a hidden zipper. It comes with a 7-Year Warranty and dimensions of 52”L x 28” W x 5” H.