Thank you for viewing! (*^_^*) Brand new, unopened. These are high-performance high socks from "BiBi Grant," a popular series by Grant E One's. With powerful graduated compression and far-infrared effects from the Photoelectron fiber, they gently care for leg swelling and coldness while supporting beautiful legs. Size: M size Color: Black Material: Nylon, Polyurethane Quantity: Set of 4 pairs BiBi Grant Energetic High Socks Black, Set of 4 pairs, M size Features: Uses 520 denier high-support yarn for firm compression support from the ankle to the calf. Maintains natural warmth with the far-infrared effects of Photoelectron fiber. The opening and toes are designed to be non-constricting, comfortable for long hours of wear. Unisex These are very beautiful items. I highly recommend them with confidence! Please consider them! o(^o^)o