Funny Gym Shirt | Leg Day T Shirt | Gifts for Gym Lovers 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 Don't Forget or Skip Leg Day Funny Workout Shirt for men and women that also makes a great gift! Lightweight, Classic fit, Double-needle sleeve and bottom hem