Mephisto - Tulio (Black Rino Grain) - Men's: 'Tulio' is a top-notch slip-on made with premium, rino grain leather uppers. Subtle dual instep goring and lightly padded collar allow for a flexible and comfortable fit. Removable cushioned footbed features tiny air channels deep inside the sole to give you Air Jet technology. This circulates the air inside the shoe while you walk. Shock absorber heel reduces harsh impacts from walking. 100% Caoutchouc outsole offers lightweight and durable support.