Kalis Vulc Winterized Shoes for Men Born and raised on the East Coast, Josh Kalis has braved his fair share of bitter winters. With the Kalis Vulc Mid WNT, those nasty conditions are even easier to conquer. The foil strobel adds warmth and helps with heat retention, while the water resistant upper and gusseted tongue keeps things dry. The lugged outsole adds traction on even the iciest surface, so you’re never caught slippin’. Style : ADYS300641 Features: Fabric: Water resistant suede, nubuck or leather upper Lugged rubber outsole gives all-surface traction Cordura® tongue and collar fend off moisture Pressed wool lining adds extra warmth Gusseted tongue keeps water out Foil strobel helps retain heat EVA footbed for all-day, all-condition comfort Upper: Leather [Cow] Lining: Textile Outsole: Rubber.