Please be sure to comment after your purchase! ① Gray ② Black [Material Composition] 100% Nylon [Excellent Elasticity] Free Size (Head Circumference: Approximately 56-60cm) Using a material with excellent elasticity, it has no constricting feeling, does not lose its shape, and fits the head comfortably. It has a beautiful silhouette and also has a face-slimming effect. [Excellent Breathability and Texture] The knit cap uses nylon fabric, which is highly breathable, so you won't have excessive sweat and wet hair! It has a gauze-like texture and breathable fabric, so it can be used throughout the year. It has a light feel that gently wraps the head. It is finished with a stress-free fit. [Unisex Knit Cap] For men and women, regardless of age, the knit is stretchy and can be used by both men and women. Since it can be used by both men and women, you can share it with your family. A high-quality gift you'll want to use in any situation: travel, cycling, commuting to school, skiing, sports. [Convenient Storage and Applicable Range] It is soft and moderately thick, so it can be easily stored in a bag when folded. It is perfect for outdoor use as well as indoor use. In addition to being a protective cap after skin or head surgery, it also properly guards against UV rays and dust.