How to Use 1. Open the water filler cap. 2. Press the valve spring switch to fill it with water. 3. Press the spring switch again to close the valve and connect the special air nozzle to inflate. 4. Close the water filler cap and start using it. Specification Material: 50D PVC and Nylon Color: Clear and Black Operation Type: Manual Sport: Exercising Age Range (Description): Adult Load Capacity: 15kg/33lbs Product Size(D*H): 19*60cm/7.48*23.62in Package Size: 42*19*10cm/16.54*7.48*3.94in Gross Weight: 0.73kg/1.61lbs Package Included 1* Exercise Water Bag 1* Inflator 1* English Manual.
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