These are Darn Tough socks. I purchased them, but I'm selling them because I have other unused ones. The tags have been removed, but they are new. The size is M. ■ Size: M (23.5cm-26.0cm) ■ Material: Merino wool 69%, Nylon 27%, Lycra Spandex 4% ■ Cushion: Full Cushion ■ Applicable Categories: Hiking, Trekking ● TRUE SEAMLESS (Ring-Knit Toe Construction): Extremely flexible and densely knit terry loop construction, with a seamless toe for a comfortable fit. ● Care Instructions: To make your Darn Tough socks last, turn the socks inside out and machine wash in cold water (40°C) on a gentle cycle. Do not use bleach or dry clean. If using a dryer, use a low setting.