SBD Wrist Wraps Size: M, Stiff Application: For weight training Unused, only opened and tried on the wrist. These are stiff type wrist wraps. Width: 8cm, Length: 60cm. The elastic material used in these wrist wraps was uniquely developed and manufactured to support the wrist. A specially made wide and thick thumb loop is included for complete wrist wrapping. When wrapping, the specially made loop provides stability even when the wrist wrap is pulled tightly, allowing for a more complete wrap. The stiff type is made to be extremely rigid. They are among the stiffest wrist wraps on the market and have high performance for fixing the wrist.