F-One Wing Wrist Leash
This handy dandy wrist leash is for use with F-One Strike Wings but can be utilized with most any brand of wind wings, really.
Medium: compatible with 2.5m, 3m, 3.5m, and 4m wings
Large: compatible with 4.5m, 5m, 5.5m and 6m wings
X-Large: compatible with CWC wings