Omni-Grip non-marking traction rubber Techlite lightweight midsole for long lasting superior cushioning, and high energy return. Waterproof mesh/leather upper combination. Omni-Tech waterproof breathable seam-sealed membrane bootie construction. Omni-Heat reflective lining. Please note: Laces and zippers incorporated in Columbia Sportswear Company footwear are not waterproof. Featuring reflective lining and waterproof protection, this leather shoe provides protection for all your daily adventures. It is comfortable and offers a good grip that won't let you down.