Set of 2 Unisex for men and women Free size! [Remington] Free Size Far infrared acupressure half socks Inner socks Five-finger socks, acupressure socks After purchasing a set of 3, I tried on one pair, so I'm not selling it. The two pairs for sale this time are unused. They are new. There are no flyers, etc., that came with the purchase. Thank you for your understanding. About this product Promotes blood circulation with far-infrared rays. These are five-finger socks that open the spaces between your toes to support walking. The BISA print gently stimulates the soles of your feet. Massages the soles of your feet, focusing on the Yongquan point. BISA is also kneaded into the threads of the toes, and you can feel a gentle warmth from the far-infrared rays emitted by BISA.