Geocache The World Is Our Playground 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 Not All Who Wander Are Lost Some Are Geocaching Never Mess With A Geocacher We Know The Best Places To Hide The Body Lightweight, Classic fit, Double-needle sleeve and bottom hem