I Drum Therefore I Am funny drums t shirt gift for musician 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 This drum tshirt is meant for percussion players who know to play the rlrr lrll, rock groove, hard rock fill-ins and so on. Great gift for band members and drum (corps) teachers. Lightweight, Classic fit, Double-needle sleeve and bottom hem