The sweatband stays comfortably on your head to stop sweat dripping down your face and into your eyes when you’re pushing the limits and getting stuff done. Keep the Hair back. Fewer distractions (like flyaway hair) means you’re better, faster and totally present in the moment. Stretchy, breathable material, fit virtually every head size and shape, absorbs and evaporates sweat 8 times faster than an average cotton sweatband. Super slim, Ultra comfortable and Lightweight (weighs less than half an ounce). Perfect to be worn under hats, football helmets, hard hat and visors. Great for indoors and Outdoors Use. Wide band is great for any activity such as basketball, soccer, tennis, cycling, spinning, MMA, skiing, and gym workout.