NeotekT Wrist Pad cushions the wrist during heavy lifting. Strap is made fr om heavy duty nylon and "Dura-GripT" rubber for added strength. The "Dura-G ripT" rubber strips grab the bar for a "no-slip" grip when lifting. When us ing the strap, rubber strip side must always face the bar. 21.5" extended l ength allows you to wrap the bar several times.