The Ultimate LED Winter Hat is a comfortable and functional hat, perfect for colder days and nights on the water. This one-size-fits-all hat is made of warm polyester and features a built-in LED light with a brightness of 150 lumens, ideal for extra visibility and safety in the dark. It is energy efficient and easy to charge via USB with a 200mAh charge. Available in multiple colors and finished with a stylish embroidered logo, this hat offers both warmth and practical convenience for any angler.