LYME Disease Awareness - Hope 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 Show your support of LYMES Disease Research! Perfect for a friend or someone battling LYME Disease. Lightweight, Classic fit, Double-needle sleeve and bottom hem