321 STRONG Premium Leather Hand Grips for Gymnastics and Crossfit - Small, Medium or Large Protect your hands from calluses while doing gym exercises or gymnastics Reduce slipping from weights and bars to prevent injury Includes free vinyl carrying case , easy to wash and keep clean , and throw in your gym bag 3 sizes to choose from , for a perfect fit Comfortable on your palms than gloves , and stays put with Velcro wrist strap