Drew Shoe Men's Energy Comfort Walker 100% Leather and mesh Rubber sole Boa lacing system allows you to easily adjust the fit by twisting the reel on the back of the shoe. TPU (thermoplastic polyurethane) shank and extended medial heel stabilizer help keep you steady as you walk. Rocker bottom encourages a smoother gait. Leather upper, Dri-Lex upper lining and sockliner, EVA midsole, rubber outsole. Care: Buff with a leather cleaner or polish. Wipe off with a dry cloth.