Headband material: cotton, soft and comfortable to wear, sweat-absorbent, breathable, elastic, light, non-slip and durable. .elasticity size: elastic headband length 18cm, width 5cm, retractable length 40cm. It fits most head shapes and doesn't fall out easily. .Ten colors: black, white, yellow, fruit green, pink, red, orange, blue, light blue, purple, a total of 10 kinds. .Multiple Choices: Ten colorful headbands can meet your different needs. You can wear the headband according to your clothes and preferences. At the same time, it protects you from messy hair and sweat, allowing you to fully focus on your workout. . Wide range of uses: suitable for outdoor sports in four seasons. For example, walking, hiking, cycling, basketball, golf, volleyball, tennis, soccer, yoga, running, fitness, working outdoors. .