Q36.5 Ultra Long Socks SageTheres only one colour scheme for a secret weapon sock if a sensitive and particular pro wants to wear it without breaking a sponsorship contract: all white, no markings. Without giving too much away this sock (in its original version) is all white and has no markings. Originally designed for the elite cyclist who prefers to wear a tighter fitting shoe for more direct pedalling sensations and thus requires the thinnest sock that technology permits.