Comfortable black, tan nylon material. Improves blood flow and circulation. Comfortable, below the knee fit. Ideal for travel or everyday use. Machine wash and dry. Dimensions: 19L x 3.5W x 1H in.. Set of 5 pairs of compression socks. Improve blood flow to your feet, ankles, and calves by wearing the Evertone Pain Relief Compression Socks 5 Pack. These compression socks help reduce swelling and enhance healthy blood circulation. The set includes five black nylon compression socks with brown accents.