Trax Factory - Sweat Buster - Sweatband for Bike Helmets - Easy Removal for Washing - Comfort & Absorbs Sweat - 2 Pack microfiber Ultimate sweat absorption with cozy comfort that integrates into your helmet Designed to be easily removed for regular washing - extremely durable 100% Elite Micro Fiber. No filler, foam or batting, larger wick capacity Multiple upper layers for superior moisture wicking US Velcro Brand Velcro connections used for longer life