Mammut Men's Ducan Low GTX Boot - 12 - Sapphire / Dark Sapphire
Mammut Men's Ducan Low GTX Boot - 12 - Sapphire / Dark Sapphire, Features of the Mammut Men's Ducan Low GTX Boot Asymetric lace system Vibram flextron soles Double layer engineered mesh material Gore-Tex footwear lining Elasticated tongue construction PFC-free durable water repellent (DWR) Spring-steel sole to provide effective shock absorption, energy transfer, and stability to keep your energy up and support your natural stride