Del Rossa Mens 100% Cotton Pajama Bottoms - Pj Pants 100% Cotton For full Size Chart scroll down to Product Description 100% cotton pajama, pyjamas pants for man with elastic waist & drawstring Button fly, 2 side pockets, mens lightweight pj pants, pajama bottoms Wash in cold water with like colors. Dry in low heat. See the product description (further down the page) for size guidelines and simple washing instructions