This is the GORE-TEX Trekker Cap from THE NORTH FACE. Product number: NN02031 Color: Black This is a casual cap that uses GORE-TEX PRODUCTS for the lining. By weaving fine count yarn to its limit, the outer fabric uses high-density Ventile, which, despite being cotton, ensures water resistance, wind resistance, and breathability. It has the natural texture of a natural material while also providing waterproof and breathable properties. It's an item that can be widely used from trekking to outdoor festivals. Condition: There is some wear and tear, but there are no particularly noticeable damages. Material: Outer fabric: 100% cotton Lining: 100% nylon (resin processing such as coating) Size: M size Dimensions: Head circumference: Approximately 58 cm * All measurements are taken flat. * Please allow for some error as these are amateur measurements.