Materials,make from materials,soft and smooth.please note these are thin socks, which are of , providing comfort for daily use. Not show socks,not show socks are not show hide and thin designed, which give a barefoots appearance with comfort of socks,completely invisible after wearing shoes.very low cut flats basic not show socks. suitable for kind of , such as flats, pumps, pumps. Wonderful ,sweet warm for friend family ,yourself. Occasion these women socks are low cut and stay hiddens inside . you get not show wearing when you are walking, traveling, shopping, working, staying at home or enjoyings a party and more Suitable for most flats,loafers,oxford ,canverse ,slip on and heel