Related Products Childrens Merino Tights Cotton Socks 3 Pair Pack Cotton 1×1 Rib Crew 3 Pair Pack Cotton Over The Knee 3 Pair Pack Cotton Over The Knee Description Over the knee length. 70% cotton, 25% nylon, 5% elastane. NZ made. Additional information Sizes 9-12 Shoe, 13-3 Shoe, 4-6 Shoe, 7-9 Shoe, 9-11 shoe Colours Black, Navy, White Style Code: 37100. Categories: Cotton, Cotton, Kids, Socks, Socks.