Has anyone used these socks? Are they any good and do what they say they do?https://www.trusox.com/index.php?page=sport&sport=3http://www.amazon.co.uk/Calf-Cushion-Socks-White-Black/dp/B0086FCDCE/ref=sr_1_1?ie=UTF8&qid=1399364352&sr=8-1&keywords=trusox+socks