The sturdy and versatile Cube has been designed for suspension and traction training with close hands. Result: A strengthening of the fingers, the deltoids and the pectoral region. The Cube has 4 different grips (4 fingers in 25mm, 3 fingers in 35mm, two-finger and mono in 40mm + tray). This versatility makes it an excellent tool for diversifying finger strengthening exercises. With its sober design made from recycled rubber wood, the CUBE offers a soft-touch surface whose comfort and grip will convince climbers.