Grip Genie Returns, Arnold Virtual EXPO
Grip Genie was made because we love grip strength! Jon Call (aka Jujimufu) and Tom Boyden had been making fitness YouTube videos for a couple years with some success, …
Grip Genie was made because we love grip strength! Jon Call (aka Jujimufu) and Tom Boyden had been making fitness YouTube videos for a couple years with some success, …