Foot Valve (the valve) for Pump

Many of our customers say the product fits perfectly to their feet, and the product is not subject to deform or wear out even after times of wearing. The efficiencies of this product run as high as 90% under optimum conditions. This product can absorb shock from walking or running and brings comfort or arch support, featuring excellent cushioning. The efficiencies of this product run as high as 90% under optimum conditions.