Built with Columbia’s most advanced technical winter boot tooling and an ultra-lightweight combined shell and mid-sole, the Crescent just may be the lightest boot in our entire line. Despite its low-profile construction, we didn’t skimp on warmth - 200 grams of Omni-Heat insulation combines powers with a thermal-reflective lining to deliver mega-heat for hard-working feet. With a waterproof leather upper and articulated collar to enhance mobility without sacrificing protection, the Crescent is perfect for those who crave great mobility and versatility from a sturdy winter boot. Aggressive Omni-Grip traction gives you great grip on snowy and icy conditions so you’re safe and secure during wintertime activities whether you’re snow-shoeing, trekking or just shoveling the driveway in sub-zero temps. FEATURES: Waterproof leathers and articulated collar, Omni-Heat insulation and reflective technology upper for added warmth and heat regulation, Compression molded Techlite for lightweight cushioning and comfort, Full length Omni-Grip outsole for great traction, Weight: size 9 ½ pair = 1lb 5oz/595g, Imported,