Beach shoes are connected by two parts: the upper and the sole. The upper part is made of cotton or polyester fabric, which has the advantage of being elastic and not easy to absorb water. It can reduce the resistance of water when swimming. There is a tightening strap, its function is to make the beach shoes and the concave part of the sole of the foot can be closely attached together, so that the shoe and the foot are integrated, and the resistance to the foot when swimming is more effectively reduced. The bottom of the foot is made of soft and ultra-thin Type rubber sole, its function is to prevent the soles of the feet from being punctured by seafood skin or hard stones, and can also make the wearer experience the wonderful feeling of stepping on the beach with bare feet. With the continuous development of society, more and more beach shoes are produced. However, when some beach shoes are processed and worn, they are generally easily wetted by sea water or rainwater, so that water is easily squeezed out, which affects the comfort of the shoes after wearing. , There is the inconvenient connection of the sole and the upper, and the operation is time-consuming and laborious.