The waterproof crib and toddler protective pad has a top and bottom layer made of soft polyester material with a 100% waterproof vinyl middle layer. The pad is quilted for baby's ultimate comfort and provides protection of the mattress and bedding. The fitted pad standard size crib and toddler mattresses. With elastic all around that fits the mattress snuggly and securely. Machine washable, tumble dry low for best results.