Sock size S/M fits women's shoe 6-10 and men's shoe 5-9. Pink 3" high socks with a bike chain heart on each side. If you love cycling, wear these bike socks the next time you go for a ride. These fun sport socks appeal to a broad range of athletes, from professionals to weekend warriors to multi-sport enthusiasts who like to have unique socks to match their personality and attitude. Cool socks for everyday-going-about-your-life-wear, too. Superior softness and comfort that helps eliminate blisters and hot spots. Mesh upper for supreme air flow. Double-stitched heel and toe for strength and durability 75% Micro Denier Acrylic, 15% Nylon, 10% Spandex