Amazon.com | Coldpack 3 Thermo Mid Zip Waterproof | Outdoor。These Merrell insulated winter boots feature 400g 3M Thinsulate Ultra insulation, fleece lining, and Select Ice Grip outsoles for cold-weather traction. Built for winter hiking, snow, and everyday use in harsh conditions. Condition Excellent pre-owned condition with very light signs of wear. Tread shows minimal wear and retains strong traction. Interior lining is clean and plush. Please review all photos for complete condition details. Measurements Approximately Size: Women\'s US 7 UK Size: 4.5 EU Size: 37.5 Item Details Brand:Merrell Model:J21120 Style:Winter Snow Boot Color:Black/Blue Department:Women Upper Material:Synthetic/Textile Lining Material:Faux Fur Insulation:3M Thinsulate Ultra 400g Outsole:Merrell Select Ice Grip Closure:Lace Up Features:Insulated,Fleece Lined,Ice Grip,Winter,Outdoor Occasion:Hiking,Walking,Casual,Winter Country/Region of Manufacture:China Vintage:No Handmade:No Product Line:Merrell Performance Footwear Year of Production:Approx. 2015 Ships in a box for protection.