Related Products Extended Crop Sock Roll Over Top Cotton Comfort Crew Cotton Under The Knee Cotton Over The Knee 3 Pair Pack Patterned Merino Wool Socks Description Mid calf length. 70% merino wool, 25% nylon, 5% elastane. NZ made. Additional information Sizes 4-9 shoe Colours Black/Grey, Grey Marle/White Style Code: 8841. Categories: Socks, Wool.