RX comfort socks help people with sensitive skin to lead a more active lifestyle. People who have diabetes, heart conditions, obesity, circulatory problems and seniors may have foot complaints and will benefit from reducing friction against the skin. RX comfort socks have Blister Guard. Blister Guard is a patented technology that utilizes Friction Free™ Fiber in the high stress areas of socks to help reduce friction against the skin. RX comfort socks have an extra wide top and a comfortable toe seam which benefits the wearer.