Custom Enduro Bearings Cycling socks from SockGuy. SockGuy SGX socks feature the thinnest, most durable, moisture-wicking polypro base to keep feet cool and blister-free along with a stay-put, compression-style cuff to fight leg fatigue. A simple Enduro Bearings logo adorns the back of each sock to let the guys behind you know why your in front of them.