Rothy's The Lug Boot Onyx Black Merino Wool Chunky Sole Women's size 10 Worn a couple of times and in excellent condition info from website A classic utility style, upgraded. Knit with a blend of premium merino wool and our signature thread, this water-resistant boot in black combines warmth, comfort and durable construction into one versatile style that you can dress up or down. Structured, water-resistant upper in black. No break-in period, ever. Cushy insoles for added comfort and support. Lightweight rubber lug sole in black with durable traction. Chunky 1.5-in (4-cm) heel for added height. Pull tab and stretch gore panels in black make it easy to slip on your boots. Knit with premium merino wool and our signature thread, this water resistant boot runs a bit big. Most customers recommend going down half a size.