Is it too late now to say sorry, eh? Materials and attributes - 70% Combed Cotton,28%Nylon,2%Spandex which is super comfy. Stretches from low to mid-calf with ribbed stay-up 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 size7-12 and Women's shoe sizes 9-13.Quantity -one pair. Care instructions- Machine Wash and Tumble Dry Low. Do not bleach.