Features

• Anti-Bust & Worry-Free -- The KEEP Fitness Ball features anti-burst technology with a honeycomb microporous foaming structure. It has passed strict explosion-proof test, with an ultra-high anti-burst rating of 1300 lbs. In the event of puncture by sharp objects, the ball deflates slowly rather than bursting, ensuring your safety is always protected
• PROFESSIONAL 9.8" (25cm) VERSATILE SIZE – Engineered slightly larger than standard 9" balls to provide a wider support base and superior stability for spinal alignment. This "Pro-Size" offers deeper stretching and better surface contact for physical therapy. PRO-TIP: For the best grip and comfort, inflate to 70-80% to create a "squishy" feel that contours perfectly to your body.
• Non-Slip & Stability -- This exercise yoga ball is made of matte material which can effectively increase friction,and designed with a thickened ball wall, significantly enhances durability and resilience
• Versatile Use -- Additionally, this versatile yoga ball can double as a chair, making it perfect for home or office use. By replacing your traditional chair with this yoga ball, you can easily correct your posture and develop a more attractive physique
• Planet-friendly & Non-Toxic -- Crafted from premium eco-friendly PVC material, this birth ball is free from harmful additives, allowing you to breathe easy and use it with confidence, pregnant women also can use it with complete confidence