The Forbidden Donuts - Hand and Finger Grip Strength Training Exercise Donuts (Multi-Color) Set of 3

💪 TOP ATHLETES NEED GRIP STRENGTH: These are great for rock climbers, obstacle course athletes and athletes on the move!  All upper body strength relies on grip strength, build a solid foundation with Porta-Hang training donuts.  ✊ NATURAL AND ORGANIC FEEL: Our special skin safe rubber compound builds more grip endurance and more natural power than spring or mechanical devices.  👍 MULTIFUNCTIONAL: Donut strengthener trainers are ultra versatile and ultra portable.  Each donut represents 1) Warm-up, 2) Strength Building and 3) Max Grip.   🚗 ULTRA PORTABLE. These are 3-1/2" in diameter and fit in your gym bag, purse, travel bag or pants.  Build strength at your desk, in the car or on a zoom meeting! 😌 RECOVERY and THERAPY: Use as a climbing and fitness warm-up to prevent injury, to stay warm between sets, or as a cool down after a long day.    Developed specifically for climbers, adventure athletes, obstacle course racing, gymnasts and athletes who rely on grip strength.  The natural rub