OP ART Black White Stripes Block T-Shirt Woman Man Tee 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 Awesome Tee: Black White Stripes Block T-Shirt Woman Man Tee - Relaxed Fit This one is designed with Love and Peace, but have some changes. Black White Stripes Block T-Shirt Woman / Man Tee Lightweight, Classic fit, Double-needle sleeve and bottom hem