CLASSIC STYLE MEETS MODERN PERFORMANCE. Built from suede and canvas, the Nike SB Heritage Vulc pays homage to classic skate shoes. The modern design combines foam cushioning and flexible rubber for performance you can count on. Heritage Style - Suede and canvas add classic style and durable performance. Exposed foam on the tongue creates a vintage skate vibe. Remastered Design - Gum rubber has been thinned out in key areas for a lightweight, broken-in feel right out of the box. More Benefits - Vulcanized construction fuses the outsole to the upper for a flexible, broken-in feel. Product Details - Foam sockliner.