Women's Premium Cotton Liner Non Slip No Show Socks(4 Pairs) 90% Cotton 10% Spandex Machine Wash / 4Pairs of Pack Silicone gel circle to keep them firmly on your Instep; and non-skid silicone patches at bottom. Design Invisible socks with super soft comfort breathable feeling with great ability to soak up sweat. Keep dry all day; Anti Odor No Show None Slip Hidden Socks; Low-cut, Shoe Shape Unique Design. Premium quality cotton socks perfect for ballet shoes, pumps, high-heel shoe, sneakers, Flat shoe, Boat Shoes, Loafers, ect.