I often see guys at football training (on telly) with rubber devices stretching their hammies.
I have seen this for your heal http://www.thesock.com/ but was wondering if there is something similar for the hamstring?
I often see guys at football training (on telly) with rubber devices stretching their hammies.
I have seen this for your heal http://www.thesock.com/ but was wondering if there is something similar for the hamstring?