Rubber 50KG Hand Grip Ring Strength Exerciser -Red

Pros: It's just a rubber donut to exercise with your fingers and make them stronger for rock climbing or any other sport. Is a light-weight item, you can carry in your pocket everywhere.

Cons: The rubber spots are so hard, you have to cut them off if you don't want to hurt your hands.

Other: Nice and cheap item for everyday training. If you prefer you can start with other, like 30kg or so, for beginners

Pros: It is the hardest to exercise of the family of these rubbers (30kg, 40kg, 50kg). Comfortable for hold because it is little bit bigger than other versions (30kg, 40kg). This rubber exerciser is better than spring hand grip exerciser because rubber cannot break. You can exercise your forearm and wrist. Easy to hold and to store for very good price.

Cons: Little pegs can easily hurt your hand (only during long exercise) but it can be easily removed by knife or scissors. Then it will be very comfortable to hold. But on this 50kg type of this rubber it is better to preserve little pegs (after some days of exercise hand will be hardened accustomed).

Other: Very useful exercise tool. You can put it wherever you want and exercise in the bus, train or school.