Adidas Busenitz Vulc Pro Skate Shoes Burgundy Black Gum This is the vulc version of the classic Buzenitz, the flexible vulcanized sole gives you responsive grip and precise board feel. The soft GEOFIT collar wraps around your ankle for a comfortable anatomical fit, while the molded insole enhances impact protection. Also, this shoe features ADITUFF, an abrasion resistant material in the toe to increase the longevity of the shoe.