Packing list: 3 pcs cotton headbands. Color: Black color Size: Width: 2.7inches/7 cm, Length: 7.8inches/20cm, One-size-fits-all, due to the weaving technique of cotton fabric, the headband has a certain degree of elasticity, it can be suitable for most head sizes and can be worn by both men and women. How to use the headband: As a sports headband, it helps you absorb sweat, prevent sweat from flowing into your eyes, avoid sweat irritation to your eyes, keep your vision clear, and make your sports performance better. At the same time, hair ties can also help fix your hair, preventing short hair from flying around your forehead, and allowing you to focus more on your exercises. As an accessory: A solid color headband with classic colors can be integrated into almost any style outfit. It can also be matched with various hairstyles to make your look more fashionable. As a beauty product: You can use the hair tie when washing your face, skin care, applying facial mask, etc. to keep your hair dry and clean. Of course, in the cold season, headbands can also keep your forehead warm. Cleaning and maintenance: It should be noted that pure cotton hair ties may shrink or harden slightly after frequent washing. 1. It is recommended to hand wash in cold water and air dry naturally. 2. Adjust the shape: When the hair tie is semi-dry, you can gently adjust its shape to ensure it is flat and dry and avoids wrinkles.3.Avoid high-temperature ironing to keep the color bright and the material elastic. 4.Regular cleaning: To keep the headband hygienic and fresh, it is recommended to wash it according to the frequency of use to avoid long-term accumulation of sweat and dirt.