Asolo Men&';s TPS 520 GV EVO - Performance for Demanding Terrains Backpacking, trekking on technical terrains, long distance hiking. One-piece full grain water resistant leather upper that offers comfort and protection, while the Gore-Tex Performance Comfort Footwear lining guarantees waterproofness and breathability. The co-injected two-density polyurethane midsole gives comfort, stability and cushioning. High-tech Asolo/Vibram Triple Power Structure outsole stands out for its three shock absorbers at the points of greatest impact with the ground, has a self-cleaning design and offers grip and precision in all types of terrains. The Micro Pully System lacing system ensures a fast, precise and customizable lace up. Asolo 520 GV EVO - Technical Details UPPER: Water-resistant full grain leather 2.6-2.8 mm LINING: Gore-Tex Performance Comfort Footwear LASTING BOARD: Asoflex 00 MR ANATOMIC FOOTBED: Lite 2 SOLE: Triple Power Structure Evo Asolo/Vibram rubber - midsole in dual-density PU FIT: Men&';s WEIGHT: 830 g / 29.2 oz (A 1/2 pair, size 8.5 US) SIZE: 7-12, 13, 14, 15, 16 US MADE: in Europe