Named after Utah's rugged Tushar Mountains, the Tushar is made for some serious mountain business. It's our first true hiking boot and the FootShape toe box along with Balanced Cushioning and a rugged, waterproof upper make it perfect for off-grid treks. From the waterproof, breathable 1000 denier eVent upper to the compression-resistant PU midsole with InnerFlex to the DuraTread outsole, this boot is fully prepared for your next epic adventure. Altra's First True Hiking Boot Innerflex Midsole Technology For Increased Flexibility And Performance Event Upper For Breathable Waterproofing Stack Height: 27mm