Smooth fabrics like socks that keep best wear-feeling even in water.Closed way: elastic bandOutsole material:non- slip drainage rubberHelp surface material: four sides single+ single netFunction: shock absorption,anti-skid,wear-resistant,breathable,sweat-absorbent,quick-drying,balance,light,package, impact resistanceApplicable people: both men and womenShoe size:35,36,37,38,39,40,41,42,43,44,45,46Product role: can be used for beach,snorkeling,river,surfing,etc.Product advantages: lighter than shoes, better protection than socks,cost- effective outdoor equipmentHappy walking, a multi- purpose shoe, not just a pair of beach shoes, treadmill shoes, snorkeling shoes, river wading, beach sports yoga shoes, driving shoes are part of the function of the slippers.The refreshing and breathable stretch fabric, the upper is made of elastic cloth material, and the soft fit fits the elasticity of the feet, so that the air circulation in the shoes is not boring.Stable and ventilated lining, dense micro- hole design, the air inside the shoe is circulated, preventing the stench of the feet and feet, keeping the shoes clean and at all times.VARIOUS SIZE AVAILABLE -- fit different feet,little kids, big kids,men,women are available.