Non-membrane hiking boots are gaining popularity. If you spend most of your time in drier terrain, a membrane-free boot may be your best choice. The Schlern is a class B boot, meaning it gives enough ankle and foot support for multi-day trips with a backpack, while not being so stiff as to make them unsuitable for day trips. - Surface material: top quality leather - Leather liner - MFS memory foam around the ankle for an incredible fit - Soft cuff - Meindl Multigriff outer sole made by Vibram - Air-Active insoles - DigaFix structure ties your heel in place