These socks are wonderful. I got the black AND the grey crews. Originally, I ordered the Medium, but upon arrival they were too tight so I contacted Customer Service. I spoke with Emma who recommended the Large size, but they were currently out of stock. So, she recommended that I try the XL so I did, but they were way too large. So, I returned them, and wanted a couple of weeks for their Larges were delivered. All this went through very easily and smoothly. I now an happily wearing comfortable ...