Boot Moto 4.5 HydraDri Evo. Waterproof comfort and performance. The Moto 4.5 HydraDri Evo blends light weight, waterproofing and comfort in one boot. Slide-lock closure, flexible front bellow and neoprene collar ensure comfort, while dual-pivot ankle support and 3DF impact foam add security. With a low-profile toe box, Enduro-grip sole, HydraDri EVO waterproof membrane, and CE-Certified strength, it delivers control and confidence in even the worst conditions. Main Features: HydraDri EVO Waterproof membrane (20,000 mm / 20,000 g/m2). Double ankle pivots for support and comfort. Polymer overlock buckles with stainless bases. Slidelock one-way closure at top of boot. CE Certified: prEN 13634: 2017. Additional Features: HydraDri EVO (20,000 mm / 20,000 g/m2) waterproofing membrane. Collar material / construction with elastic fabric for better sealing.