Your baby will enjoy the comfort and protection of Serta’s Sertapedic Fitted Crib Mattress Pad. A quilted top offers baby ultimate cushioned comfort, while a 100percent waterproof underside protects the mattress from liquids. Designed to perfectly fit most standard sized crib mattresses, the elasticized corners ensure the pad will stay snugly fit onto the mattress, preventing shifting and sliding. This pad is machine-washable for easy cleaning. Designed by the same brand that's been leading the way in mattress innovation and technology for more than 80 years, Serta's baby products deliver the same quality craftsmanship and attention to detail as their adult mattresses. Size: Standard Crib Toddler. Gender: unisex.