Description Specially Blended Materials (80% chinlon and 20% spandex) provide All Grip and No Slip. The Sweatband stays comfortably on your head so you can focus on whatever you’re doing – Assisting to your better performance. Stretchy, breathable material, fit virtually every head size and shape, absorbs & Evaporates Sweat 8 times Faster than an average Cotton Sweatband. Super slim & Lightweight (weighs less than half an ounce) – Perfect to be worn under hats, football helmets, hard hat, and visors. Two different thicknesses designed (0.7mm for Black & Gray; 0.5mm for Green & Blue) – Applicable to various activities – they will keep ears warm during the cold or Wick sweat away during Warmer climates. Great indoors and Outdoors – Unisex Headbands for Women & Guys – Wideband is great for any activity such as Basketball, Soccer, Tennis, Cycling, Spinning, MMA, Skiing, and Gym Workout.