X Back Undergarment Travel Suspenders w/ Stay Closed Clips, Wear Under Clothes Elastic Made in USA Spot Clean with Damp Cloth. Washable elastic poly blend material with soft underside Tsa approved plastic hardware won't buzz through security X-back suspenders 1.5 inches wide Adjust size from 28 - 41 inches with stretch up to 48 inches Virtually invisible under clothing - a great value!