Scholl flight socks sizes 65 9 are designed to worn in place of normal socks throughout periods of inactivity during long journeys scholl flight socks are medically proven to prevent deep vein thrombosis dvt and work by helping to improve blood flow when youre travelling for a long time they will relieve tired and aching legs so when you arrive at your destination your legs will feel revitalised these ultra soft socks look just like normal socks and are specially designed for ultimate co