The Harbinger® Pro Thumb Loop Wrist Wrap Strap is designed for serious heavy lifters who need maximum wrist support. The elastic thumb loop secures the wrap on your hand, and the hook-and-loop closure provides a secure and snug fit. FEATURES: Elastic thumb loop secures the wrap on the hand Heavyweight elastic for increased support Hook-and-loop closure for increased adjustability and a snug fit Extended length: 20”