This post is sponsored by Roca Ball, a company dedicated to creating exercise weight balls to help tennis players and all other people who do repetitive hand and arm movements gain strength and flexibility with a user-friendly, multi-use, and portable weight device.
The folks at Roca Ball have recently come out with weighted exercise balls to help improve your hand and arm strength. Inspired by the tennis ball, the balls are felted rubber with 100% recycled steel weight inside.
The balls come in two sizes and two weight amounts:
- The one pound ball is the same size as a standard tennis ball and is ideal for doing various exercises like Baoding style ball rotations to help warm up muscles and improve strength.