These are thick socks for trail running and hiking from Drymax, USA. They have "MAX PRO TRAIL V5" and "MADE IN USA" on the inside of the ankle. Year of purchase unknown, worn only once and stored at home. Length is approximately 11cm from the heel, and the foot size is believed to be 22-24cm. Suitable for trail running enthusiasts, hikers, and mountain climbers. Thank you for looking. Gender: Unisex