The Terra NANUQ GTX is an all-mountain shoe designed to push riders further into winter conditions. Insulated with a fleeced lining for extra warmth, breathable and waterproof thanks to an advanced GORE-TEX membrane. The Terra Nanuq GTX is designed for off-road winter riding in any weather. Fully insulated, waterproof and breathable, our performance all-terrain shoe comes ready to roll in extreme climates and is built to protect you from the most severe weather, whether you're tackling snow-covered technical trails, or epic, icy gravel adventures. Featuring the GORE-TEX insulated Koala membrane, Nanuq GTX is entirely waterproof. That means wherever your chosen road leads, you can rely on this proven protection to keep you dry when it matters most. Layer Construction: RIPSTOP fabric GORE-TEX Insulated KOALA membrane FLEECED LINING PU-laminated toecap and side reinforcements GORE-TEX insulated Koala membrane Beyond stopping moisture from getting in, GORE-TEX advanced technology is optimized for breathability. While water droplets from rain or puddles can't get inside the shoe, moisture molecules from sweat vapor can still escape through billions of micropores, meaning your feet stay drier and warmer for longer, come rain, sleet, or snow. UPPER Layered, hardwearing ripstop woven fabric resists tearing and ripping. For extra durable longevity, the Terra Nanuq's toecap, heel and side areas have been fully reinforced with thermolaminated PU LINING Inside the footbed, ultra-soft brushed fleeced lining adds a touch of comfort and a big boost to warmth, surrounding your feet in an insulating, breathable layer for the coldest winter cycling conditions CLOSURE Zippered ankle cuff wraps the ankle while a single L6 BOA dial makes micro fit adjustments easy, even with bulky winter gloves. X2 OUTSOLE Stiffness Index 3 nylon shank and EVA midsole Vibram tread: Megagrip compound for traction, on and off the bike'