Come and see our amazing products. This LED beanie hat is made of 100% acrylic elastic material which fits for most of head circumference and shape. Providing maximum comfort and convenience,helping you resistant the cold wind. The light can be easily recharged by a standard USB port. Offer a standard USB,can be charged by any standard USB port. You can charge it in car charger,computer,socket and portable power bank etc. The light will turn red when charging and will turn green after about 2 hours charging. Pls confirm further with us if any query about packing info, inventory status and time schedule.