Color-Blue . Materials and attributes - 74% Merino Wool for extra warmth,20%Nylon,6%Lycra Spandex which is super comfy. Stretches from low to mid-calf with ribbed stay-up double cuffs, seamless toe linking, and reinforced heels to snug your feet into the perfect pair. Very durable construction with topstitching details, non-faded colors, and blister control.No worry about odor as it is made with moisture-wicking fabric which will keep your feet dry. One size fits- Men's shoe size 8-12 and Women's shoe sizes 9-13.Quantity -one pair. Care instructions- Machine Wash and Tumble Dry Low. Do not bleach.