Breathable Material: Our sport headbands are made of polyester and spandex, which are great breathability, skin-friendly, sweat-absorbent and comfortable. The workout hair band keep you cool without swelter. Breathable & Sweat Wicking: Double layer fabric and breathable mesh design, which can keep you cooler and comfortable in activities. Moisture-wicking properties help draw sweat away so the headband stays light and your forehead stays dry. STRETCHY: Enjoy a lightweight workout headband made of high-quality soft stretch fabric. It will fit your head perfectly and very comfortably without being too tight or too loose. It feels a little cooler to wear our sweatband due to its breathable construction and evaporative sweat effect. WASHING INSTRUCTIONS: All these sports headbands can be washed by hands or by machine. Slight discoloration during the first cleaning is normal. This sports headband will need to be washed before using it for the first time, so the color from it won't stain your hair or clothes after sweating. We recommend drying by hanging for maximum life-span. Widely Used Headbands: The sports headbands could be used in daily life as headware, also apply to sports as sweat headband, Such as basketball, football, running, yoga, working out, gym, fitness,cycling, tennis,hiking and other activities. Money back if this sweat bands do not work for you.