Salewa Mountain Trainer Gore-TEX Walking Boots Leather Synthetic sole 360 Full Rubber Rand, 1.66 mm Suede Leather - Highly wear-resistant fabric presents a durable platform in which to conduct activity. GORE-TEX Lining - The membrane is completely water and windproof whilst at the same time allows sweat to pass through it. MFF+ Multi-fit Footbed - The next generation of multi-fit foot bed technology allows for even adjustability for the Wildfire footwear. Climbing Lacing - Enables exacting fit customization and precision movements on technically challenging terrain. Cleansport NXT - Quells the spread of odour carrying bacteria, destroying them at source