Forever Flex Exercise Stability Ball
[taken from website]
✦Anti-Burst Tested✦ Professional grade PVC material, extensive testing, and a unique anti-burst design provides for the highest quality exercise balls available on the market. Every exercise ball can withstand up to a 2cm cut with out explosively deflating.
✦Strong and Durable✦ With the ability to support over 2200 lbs it will be the strongest pilates, yoga, or balance ball you will ever own. Durable enough to be used every day as an exercise ball chair at the office to improve your posture.
✦Versatile✦ Live Infinitely fitness balls make for the perfect addition to your home exercise equipment to improve your core and overall strength. Perfect for pilates, yoga, crossfit or the hundreds of low impact exercises available.