Come and see our amazing products! All these knit hats support assing LED light up to your demand. There are several designs for your choice or your could send us your brilliant idea! The lovely Christmas beanie hat is made from acrylic, soft and stretchy, comfortable for most people to wear in cold winter days to keep out cold air and make your head warm. Pls confirm further with us if any query about packing info, inventory status and time schedule.