One of the better ones! The ball stays firm and lasts for apbg time. The ball stays at the cm you blow it up. Quality is good material.com i would buy more if I had the choice

This is a very basic piece of him equipment, but it's so vital to workouts. This specific brand of plyometric balls are the best in terms of quality and holding in the air used to fill it up. I would definitely recommend it if you wanted it for a business or for personal use.