product description 1. Explosion-proof and safe to deflate - Our fitness ball is safe with honeycomb structure, so even if you accidentally pierce the yoga ball, you won't immediately fall to the ground. This construction means that the air is released little by little, so this anti-burst and slow deflation design makes the stability ball much safer. 2. Use it to increase your flexibility, promote your stretches, and maintain stability while you practice yoga or Pilates 3. Durable. Whether it's a pregnancy ball, a therapy ball, a fun bouncy ball for your kids, it won't let you down Enjoy a soft and comfortable stretchy texture when pressed. 4. Sitting posture correction and massage: This inflatable balance ball can be effectively used as a multifunctional office ball chair. It constantly reminds you of good sitting posture as your various body parts actively make subtle adjustments to maintain balance, allowing you to sit upright automatically and increasing overall blood circulation. The soft PVC surface creates a massaging effect that relieves your fatigue while working at your desk. 5.Easy to inflate - easy to inflate with a quick inflation foot pump