These cotton graduated compression support socks are the most popular items on the market. For work, travel, or play. They are excellent "starter support hose" for anybody. Prevent DVT. Even if you already wear support pantyhose, they are perfect for around the house. The cotton provides refreshing natural comfort, and the support provides a boost to your circulation. These socks are unisex. 15-20 mmHg. 80% Cotton, 13% Nylon, 7% Lycra. .