Rockbag Handmaster Plus

Hand and Finger Trainer

• Ergonomically shaped softball for finger, hand or forearm muscle training
• Offers valuable muscle training for all musicians
• Suitable for use on both hands
• For training of fingers, hands and wrists and forearm muscles
• Strengthens flexor and extensor muscles, joints and the carpal tunnel
• System recommended and used by specialists worldwide
• Medium resistance / strength, red, special rubber strap for training the extensor muscles
• Includes 2 different rubber straps to adapt the Handmaster Plus to hand size and strength