1 pair of dumbbells for strengthening hands and fingers, for adults and children, fitness, athletes, pianists (blue)

These grips are designed for athletes who want to take their grip strength to the next level. This product is perfect if you want to develop your hand strength during sports or if you simply want to impress your friends. These grips are knurled to ensure a non-slip surface. It might feel a little hard, but that's what calluses look like. Get started now Material: PP and steel. Dimensions: 12 x 9 x 2.5 cm.