Darkside ribbed beater vest, 100% Cotton with oversized super soft feel front print. Durable Screen Printed Images Front, and Back SIZE GUIDE Chest Measurements (allow 0.5 inches natural stretch) Small 32 - 34 inches Medium 34 - 36 inches Large 37 - 39 inches X-Large 40 - 42 inches Machine Washable (always follow manufacturers washing instructions provided)