A durable, lightweight multi-sport boot built to take on rugged cold-weather conditions whether you're heading up the mountain or downtown. This product was designed without any PFAS (Per- and Polyfluorinated Substances), also known as 'forever chemicals'. Instead, we use a DWR finish that allows your gear to repel water without harming the environment. Omni-Grip non-marking traction rubber Techlite lightweight midsole for long lasting comfort, superior cushioning, and high energy return Cordura textile. Omni-Tech waterproof breathable construction. 200g insulation. Please note: Laces and zippers incorporated in Columbia footwear are not waterproof.