All in one Multi-aqua shoes Water Run! Perfect drainage and protect foreign substances! Ultra Lightweight, Quick Drying, Breathabilitable, Elasticitable Structure Points 1) The back strap which is easy to take off is designed well to prevent to loosen easily. 2) Flexible movement with an all-round stretchable 4way spandex. 3) It is excellent in water dripping and ventilation, and the shoes bottom completely sticks to the foot to relieve foot fatigue. 4) Wire net structure outsole prevents sand and foreign matter, helps drainage and drying quickly. 5) It is resistant to external impact and protects your feet from slippery.