Bass Player T Shirt I Don't Need Therapy.. Bass Player Gift. 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 Bass Player T-shirt, Bass Guitar tshirts. I Don't Need Therapy I Just Need to Play My Bass T-Shirt Shirt. bass player shirt, guitar player t shirt or drummer t shirt. This musician t shirt, instrument tshirt, bassist, american flag bass player tshirt. Lightweight, Classic fit, Double-needle sleeve and bottom hem