Ergodyne N-Ferno 6852LED 2-layer Hard Hat Winter Liner with LED Lighted Brim, Black State-of-the-art LEDs illuminate projects & workspaces without flashlight while keeping you warm. Two ultra-bright LEDs in the brim; two additional LEDs concealed under the brim. Shoulder length. 2 brim LEDs for illumination up to 50 ft, 2 under brim LEDs for close-up or all 4 for max visibility 2-layer cotton/fleece liner (Shell: 100% cotton twill; Lining: 100% Poly Fleece) Warming pack pockets