Amy Living Men's Gray Stripe Quality Two-piece Underwear Sleepwear AQ308(XXL) Imported Ingredients: 80% cotton & 20% polyester Size M ( chest: 37' shoulder:16' clothes length:32' Size L ( chest: 39' shoulder:16.5' clothes length:32.5' Size XL ( chest: 40' shoulder:17' clothes length:33' Size XXL ( chest: 42' shoulder:18' clothes length:33.5'