Polyester Designed For Mini Crib Mattresses Only - Fits mini crib mattresses measuring 38 x 24 inches with a depth between 2 and 5 inches. Not compatible with standard crib mattresses or toddler beds, ensuring a perfect, snug fit for mini cribs. Waterproof Protection Against Moisture - Features a waterproof barrier that protects against spills, diaper leaks, moisture, and messes. Can be used alone or with a mini crib sheet to keep your baby’s mattress dry and clean at all times. Premium Quilted Comfort And Eco-Friendly Fill - Quilted filling is made from recycled plastic bottles, providing sustainable, soft, and breathable comfort. The cozy knit top surface is gentle and soothing for infants and toddlers throughout the night. Secure Fitted Design With Elastic Edge - Elasticized edges keep the mini crib pad firmly in place for added safety. The secure stay fitted skirt wraps fully around and under the mattress to prevent shifting and slipping during sleep. Easy To Clean And Maintain - Machine washable and dryer safe for hassle-free cleaning. Durable materials ensure the pad retains its softness and waterproof qualities after multiple washes, saving time and effort for busy parents.