The Balega Unisex Adult Blister Resist Performance Quarter Socks in medium size are designed for athletic activities like running and jogging. These grey/blue socks are made of high-quality materials including polyester, nylon, mohair, acrylic, and merino wool to provide comfort and performance. Featuring seamless construction, cushioning, moisture-wicking technology, and slip-resistant design, these socks offer a comfortable fit and optimal support during intense physical activities. Made in South Africa by the reputable brand Balega, these quarter socks are machine washable and a great choice for athletes looking for quality footwear.