Soft and comfortable: the sports headband made of 85% cotton, 10% elastane, 5% nylon, non-slip and comfortable to wear, organic cotton material is better for protection from being squeezed or injured during exerciseStretchy: normal length is 7.68 inches / 19.5 cm, max up to 14 inches / 35.5 cm; width: 2.17 inches / 5.5 cm, thickness: 0.6 inches / 1.5 cm, one size fits mostWick moisture away and dry quickly: wearing this sweatband will absorb your sweat before it flows down from the forehead, protect you from disturbed by your chaos hair and sweat, make you focus on your sportUse: suitable for wearing in running, hiking, hiking, cycling, yoga, fitness, golf, volleyball, football and other physical exercise activities, terry cloth will help you have a good sports experienceWashable and not easy to deform: after playing or training, you can wash them with hands or machines, then hang dry in the shade place, they can keep their shape well