Description: 【Double Sided Use】: This PVC thickened explosionproof inflatable yoga fitness training cushion can be used on both sides. 1 side features a textured surface with protruding points to stimulate muscles, suitable for various needs. The balance pad surface increases friction with its frosted texture, providing anti slip stability 【Quality Crafted】: Designed with explosionproof features, the Wobble Cushion skin thickness averages about 3mm, safely supporting a weight of up to 300kg 【Ready to Use Balance Pad】: Although delivered in an inflated state, it comes with an accompanying pump allowing you to adjust the level of inflation as needed 【Usage】: Wobble Cushion Balance Disc is beneficial for strengthening core training, balance improvement, enhancing focus and body sculpting effects 【Material & Size】: Made from quality PVC material and measures 33 cm in diameter. Package includes 1 Balance Pad and 1 Air Pump Specification: Material: PVC Diameter: 33 cm/12.99 inch Package Includes: 1 Wobble Cushion 1 Inflation Pump Note: Please allow slightly errors 1-2cm differences due to manual measurement.