Brooks Notch Thermal Headband Hats & Headwear Heather Ash : Designed for performance despite the elements, the Brooks Notch Thermal Headband provides warmth and protection where you need it most. DriLayerA(R) Threshold thermal fabric and a notched fleece interior provide insulation, keeping your ears nice and warm. Features a reflective Brooks logo. Made sustainably with 50%+ bluesignA(R) fabric. Features a soft and warm, notched fleece interior. Designed for performance despite the elements, the Brooks Notch Thermal Headband provides warmth and protection where you need it most. DriLayerA(R) Threshold thermal fabric and a notched fleece interior provide insulation, keeping your ears nice and warm. Features a reflective Brooks logo. Made sustainably with 50%+ bluesignA(R) fabric. Features a soft and warm, notched fleece interior.