OULII Women's Open Toe Compression Socks Slimming Thigh High Stockings, One-Pair Color: Purple. Material: Nylon. Suitable foot size: For women US 5-8.5, UK 2.5-6, EU 35-39. It absorbs sweat and prevents varicose veins dnd burning fat. Your slender legs will become more charming with it. Elastic fabric for comfortable wearing.