This TRUGLO Tru-Fit Bow Release Strap is a replacement strap for your broken or worn out release wrist strap. This model features the BOA Closure System to help make this wrist strap fit like a glove to provide all day comfort and is also easy to clean. The Tru-Fit also includes an optional nylon/rope connector. The BOA adjustment has a dial that you can turn clockwise to tighten and pull the knob out to loosen the adjustment.