Geo Cache Fever t-shirt 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 Fun Geo Cache t-shirt for the Treasure hunters. Design features log book, compass, GPS, typography and more. Lightweight, Classic fit, TearAway label, Double-needle sleeve and bottom hem geo cache,hiking,compass,gps,logbook,hobby,treasure,treasure hunt 4.5 oz 100% Combed Ringspun Cotton, machine wash cold with like colors, dry low heat