Design: Rugged Heinen Terracare® nuckbuck leather upper construction Breathable GORE-TEX® lining for waterproof wear so your feet stay dry Weight: 520 g In-Shoe Comfort: Bi-density lightweight sole package provides support and cushioning for many miles of comfortable hiking Double injection DuraPU® w/ DynaPU® shock absorbing zone midsole for premium cushioning and rebound Durability & Traction: VIBRAM® EVO TRAC® outsole for use on tough terrain ATC joint-stabilizer to help you keep your balance