Scholl Flight Socks help to improve blood flow and prevent DVT (deep vein thrombosis). They're ideal for long periods of inactivity when the risk of DVT is at its highest - such as flights. And whilst they look and feel like normal socks they're medically proven to be effective. They can also help to relieve swollen ankles and aching tired legs. With more than a century of experience behind it you can trust Scholl to look after your feet. The brand was founded by Dr William Mathias Scholl who made it his mission to keep feet healthy – and he certainly achieved his goal. Today there is a wide range of Scholl products available to deal with an equally extensive set of foot ailments. Whether you’re suffering from a corn or callus a bunion or blister – or simple aches and pains – Scholl products are designed to provide effective relief from pain and discomfort in the feet. This pack contains one pair of socks suitable for shoe sizes three to six.