I Swim Because I am Too Sexy for a Sport Tshirt Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat You love swimming and you can't wait to stroke the water? This shirt is made for you: For the passionate Swimmer! Lightweight, Classic fit, Double-needle sleeve and bottom hem