● ANTI-BURST - Built with high-quality PVC material, the anti-burst yoga ball can handle the most rigorous workouts up to 600 lbs of weight without you needing to ever worry about the mechanism bursting or the balance ball losing its shape. ● NON SLIP SURFACE - It is not picky at all when it comes to the practice venue - be it home, the gym or outdoors, the premium slip prevention will leave you feeling safe and your movements worry free.