Product Description Weight: 1.4kg Size: Dia:40CM Product Color: Black with wooden color MOQ: Stock products: 20pcs Custom MOQ: 1000pcs Features: 1. Build core strength, balance and coordination 2. The spherical base can move 360 degrees 3. Small footprint and easy to use 4. Large enough to let your feet put on easily 5. Made of durable wood 6. Non-slip surface