If frogs could run like gazelles, if gazelles could swim like fish, you'd have an approximation of the Crossamphibian Women's. It's got a stretchy, close-fitting mesh upper that dries really fast, and a running bottom, giving you the power of a whole new water and land animal. Wet environment performance with skinguard mesh that provides a snug, precise stretch fit that dries very fast but prevents debris and mud from entering the shoe. Sipped sole ensures traction on slippery surfaces, even under water. Salomon trail running bottom unit with cushioned midsole make this water shoe really comfortable when running on mixed surfaces. Superlight mesh materials keep the weight down, while providing great comfort even without socks. Material: Manmade, Rubber.