Waterproof and breathable, Keen's Targhee II Mid offers four-wheel drive performance for day hiking with a light pack. A leather/mesh upper, KEEN.DRY membrane, stability shank, and shock-absorbing S3 heel provide comfort and support all day long.. . ESS shank provides torsional stability for comfort and security on uneven terrain. Dual-density, compression-molded EVA midsole provides cushion, stabilizes the foot, and allows natural flex. S3 heel (shock, suspension, stability) supports the foot on impact, dissipates shock, and reduces odds of twisting an ankle. Nonmarking carbon rubber outsole with multidirectional 4 mm lugs for traction, grip, and safer descents. Keen.Dry waterproof, breathable membrane keeps feet dry and lets perspiration escape. Waterproof nubuck leather and textile upper for durability and breathability. Metatomical footbed design cradles the natural contours of the foot and provides excellent arch support. Keen.Protect rubber toe safeguards against abrasion and mild impact for durability and protection. Innovative lace design wraps the shoe around the foot for all-day comfort and support. Mid-cut height increases ankle support through canyons and over mountain tops. Fit tip: Keen finds this style runs about a 1/2 size small.