Meet Hanging Globes from Movestrong: a grip strength tool that you can use on your pull-up bar, tree branch, or other structures to push your body. These globes are made of a hybrid resin. 3.5″, 6″, and 8″ diameter globes are currently available.
You may want to also check out:
*some of our articles have aff links. Please read our disclaimer on how we fund Exxponent.