Columbia Men’s Fairbanks Omni-Heat Boot Size 11.5 Gray Green Lightweight Thermal Durable Cordura® textile upper Omni-Tech™ sheds water and releases excess heat with multi-layered breathable materials, so your feet stay dry and comfy in the rain Omni-Heat™ thermal-reflective lining retains warmth using breathable silver dots that reflect body heat, so your feet stay warm and comfortable as temps drop Lightweight yet warm 200g insulation for cold conditions TechLite™ midsole provides sustained cushioning and impact absorption using lightweight responsive foam, keeping you comfortable on any terrain Omni-Grip™ outsole provides all-terrain stability and traction with non-marking rubber and a tread pattern that adapts to varied surfaces, so you stay sure-footed in wet or dry conditions Weight: 15.7 oz / 444g (Size 9, 1/2 pair) Imported Excellent preowned condition- see photos for any flaws or imperfections Offers considered! Ships ASAP. Feel free to ask questions- I want you to be happy with your purchase! Have a great day!