This unisex beanie hat is made from the ultra-soft acrylic blend material. LED light is rechargeable and removable. You can remove it to charge by laptop, power bank, etc. It takes about 1-2 hours to charge fully and lasts 2-10 hours. You can wear it outside for hunting, camping, travel, running, walking. You can adjust the brightness by pressing the button. There are 3 levels for you to choose. 4 LED Lights built in can light up to 30 feet away.