Please be sure to comment after your purchase! ① Gray ② Black 【Material Composition】 100% Nylon 【Excellent Elasticity】 Free Size (Head Circumference: Approx. 56-60cm) Using highly elastic material, it fits the head comfortably without feeling tight and doesn't lose its shape. 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 sweat excessively and get your hair wet! 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's finished with a stress-free fit. 【Unisex Knit Cap】 For men and women of all ages, the knit is stretchy and can be worn 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, such as travel, cycling, commuting to school, skiing, and sports. 【Convenient Storage and Applicable Range】 It's soft and moderately thick, so it can be easily folded and stored in a bag. It's perfect for outdoor use as well as indoor use. Not only is it a protective cap after skin or head surgery, but it also properly guards against UV rays and dust.