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- **Material:** ABS, PE Chair + PVC Ball
- **Dimensions (W x H):** 53 cm (20 7/8) x 79 cm (31 1/8)
- **Load Bearing:** 300 kg (660 lbs)
- **Installation Required:** Yes
- **Rotatable:** Yes

**Features:**
- Ergonomic design for optimal comfort.
- Compatible with most standard-sized desks.
- The balance ball can be removed and used independently.
- Helps strengthen core muscles and enhances blood circulation.
- Suitable for special populations, including individuals with autism and pregnant women.
- Promotes correct posture, reduces muscle fatigue, and alleviates back and neck pain.
- Aids in strengthening and exercising the entire body, particularly the back, abdomen, neck, and thighs.

**Package Contents:**
- 1 × Balance Ball
- 1 × Ball Chair
- 1 × Air Pump

**Warm Reminder:**
- You may need to re-inflate the ball after initial inflation to allow the material to stretch to its final size. Inflate the ball, let it sit for 24 hours, deflate it by 50%, and then reinflate to a height of 55 cm.
- Manual measurements may have a 1-2 cm variance depending on actual size.
- Due to monitor differences and lighting, slight color variations may occur between images and actual products.

**Good Service:**
- If you have any questions about the product, please feel free to reach out to us anytime. We provide 24-hour customer service to assist you.