Material composition: 100% cotton ; Fabric Type: Knitted ;Inner Length Measurement: 22.0 cm ; with aging/fading effect: due to the dyeing and fading process, the color of each piece is unique and special. Therefore, the color of the product may be different from that of the photo. In order to use your product for a longer time and provide proper care for your product, please follow the washing instructions provided below. Colors in studio shots may vary due to light differences.