These socks are made of knit mulberry silk mix fabric, they are super soft, silky smooth, breathable, lightweight and healthy, super good for Summer or hot seasons.Free size, EU 34-39, us 4.5-8.5, Asia 22-25.Material: 80% mulberry silk, 17% spandex, 3% chinlon.The fabric has a light and natural feel. * Silk is a natural insulator keeping toes warm, but not too hot.* Gentle hold on legs without restriction.* Feel the comfort of walking barefoot. 6 solid colors. Casual Solid Socks, Comfortable Breathable Socks For Spring, Comfortable Beige Socks For Summer, Comfortable Cream Socks, Comfortable Beige Summer Socks, Soft White Spring Socks, Lightweight Casual Socks For Spring, Comfortable Soft Socks, Trendy Beige Socks For Summer