Easily wear your dress shoes in style and comfort with the Bombas ultra-low profile no show socks. These socks are ultra lightweight with a seamless toe seam, heel grips, and the perfect silhouette to hide underneath shoes like Ballet Flats, Mary Janes, Loafers, or even sneakers. Pack of 4 pairs Black Size Medium fits women's size 8-10 1/2" Brand New - I purchased the wrong size - opened the package and then noticed they were mediums. Never worn. New. Still in Packaging - other than the paper being torn to open the pack.