This is a running cap from Charbon. I've used it about a dozen times and washed it each time. Please note that the logo on the front has peeled off due to washing, so I've removed it completely. Thank you. Original price: 9,900 yen From the official website: --- This mesh cap uses washed nylon from the prestigious Italian company Limonta. It features a brim length and crown depth adjusted based on samples of various caps. The inside is lined with quick-drying pile fabric for a comfortable feel against the skin. Size can be adjusted with a buckle and adjuster. Material: 100% nylon Function: Water repellent Made in Japan Size: ONE SIZE, head circumference 54 - 60cm