This is a Wacoal CW-X cap. Various family members have worn it, but the brim is short, so it's less resistant to wind, and the mesh material allows wind to pass through easily. I think it's perfect for the upcoming season. Thank you. [Product Overview] - A simple gray running cap with a CW-X logo. [Product Details] - Brand: CW-X - Model Number: HYO-492 - Unisex design - The lining is made of breathable mesh material with air holes, making it comfortable and preventing stuffiness. - Combines functionality and design, recommended for athletes or those who are particular about their gear. [Color] - Light Gray [Size] - 57-59cm [Material] - 100% Polyester (quick-drying) [Product Condition] - There is a small black stain of about 1mm on the brim. - There are signs of use, but there are no functional issues, and it can still be worn comfortably. Thank you.