Description of Mammut Goblin Climbing Shoes State of the art Velcro shoes for the most difficult climbing routes and bouldering. Features: Soft anatomically cut midsole for increased edging power Super Sticky vibram XSV rubber sole Heavily down-turned last for power at the toe Synthetic leather for less stretch Exclusive Mammut molded sole Velcro closure for easy entry and escape Model last Radical A Synthetic leather Cotton lining Vibram 4mm sole