Essential Oil Tshirt - Powered By Essential Oil Shirts 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 Essential Oils T shirt, Essential Oils Shirt, Essential Oils Shirts Essential Oil Tshirt, Essential Oils Tee Shirt,Essential Oils Tshirts Lightweight, Classic fit, Double-needle sleeve and bottom hem