Giro HRc+ Merino Wool Sock X-Large Black/CharcoalThe Giro HRc+ Merino Wool Sock is an excellent performance oriented training sock with Core-Spun Meryl Merino Wool with a nylon reinforced Toe and Heel. The Core-Spun Meryl Merino Wool Yarn is soft to the touch and has a 7 inch cuff height. Available in Black/Charcoal, Blue/Black, Bright Lime/Black, Dark Red/Black/Grey, Dusty Purple/Black, and Mil Spec Olive/Black.768686011139