Duraball Pro 75″ Ball- 500 Lb Man lifting weights lying on the best stability ball on the market. Guaranteed Burst rate of 1100 lbs. See photo :Duraball Pro 75″ Ball- 500 Lb Man lifting weights lying on the best stability ball on the market.
Additionally, a thick, large mat is recommended. https://amzn.to/3G44s9I


