This is an Asics LITE-SHOW series knit cap. The lining is made of brushed material and has excellent heat retention, making it recommended for outdoor sports in the cold season. It has a vent on the back of the head (see image 3) and reflectors on both sides, making it ideal for running. Size: Unisex Free (One Size) Color: Black Model Number: 3013A613 There are no noticeable stains or scratches, but please understand that this is a used item and may have minor fabric wear. Please check the images for the condition of the product. It will be placed in a zip-lock bag and lightly compressed before shipping. Therefore, there may be some creases during shipping. Thank you for your understanding.