Sports Accessories
WristBall - Forearm & Wrist Trainer, Best Trainer For Pronation, Supination and Rising Exercises, Perfect for Arm Wrestling and Physiotherapy, ARM SPORT Product for Gym and Home Training.
Perfect for Arm Wrestling, Bodybuilding and Climbing. Exercises: Pronation, Supination, Rising, Pulling and Hanging. Suitable for Gym and Home Training.
https://www.bizrate.co.uk/sportsaccessories/wristball-forearm-wrist-trainer-best-oid34372507623.html