Relax your back on the stability ball back and unwinds during the boat stance.
Yoga ball should be ideally inflated to 80% capacity for optimal flexibility and security during different poses. Superior quality, toxins-free, waterproof, durable and flexible RDX PVC yoga ball is safe for regular use and delivers high compression of up to 250kg. Sturdy, long-lasting, flexible and anti-burst design exercise ball can endure up to 250kg weight. Who says exercise has to be boring? Have fun bouncing around during aerobic exercises on the anti-burst design gym ball, which safely and slowly deflates on being pierced instead of suddenly bursting into shreds.