This is a sauna hat made from Imabari towel material. I bought it for use in the sauna, but I didn't end up using it, so I'm selling it. The color is black and the size is M. *M size fits snugly on an adult male's head. Sauna Hat Imabari Ladies Men Towel Imabari Towel Certified Made in Japan 100% Cotton Wool Sauna Satsu Cap Hat Large Stylish Cute Washable Absorbent Quick-drying Bath Hot Spring Travel High Quality Antibacterial Antiviral