Boot ADV HydraDri 8.5. Waterproof boot with hybrid construction for secure ankle protection. This hybrid construction combines the durability of off-road boots with the lightweight comfort of adventure boots for optimal performance on and off the bike. Perfectly balanced for enhanced maneuverability, this boot offers outstanding control and agility in every ride. The lower section of the boot is off-road inspired with its enduro sole and TPU shell for ankle security. The upper part is constructed from a high-grade Nubuck leather which increases comfort and perfects the fit. The entire boot is lined with a HydraDri® Evo membrane for waterproof protection. The 8.5 HydraDri® boot has three durable buckles, secured by an extra-large SlideLock™ hook-and-loop system at the top. A large shin plate offers added protection from rocks and impacts. Waterproof, breathable membrane. HydraDri® EVO: