Men's Swimming Trunks Tether Swimwear Shorts 82% nylon + 18% spandex Imported Hand Wash, water temperature must be lower than 40; Do not rub hard, Do not bleach or iron; hang till dry Charming and Stylish fits most boys or men. A great gift for your lover or yourself. Note: The size for all underwear products are asian size. Please pay a attention before you make order. If you shopping the underwear from U.S.A or EU brands,should be choice one size up.