Calvin Klein Underwear Men's Micro Modal Pant Mink Pajama Bottoms S (28"-30") Machine wash cold. Do not bleach. Tumble dry low. Do not iron. Do not dry clean. 90% Modal / 10% Spandex Machine wash cold. Do not bleach. Tumble dry low. Do not iron. Do not dry clean. Small Waist: 28-30", Medium Waist: 32-34", Large Waist: 36-38", Extra Large Waist: 40-42"