YunTuo LED Beanie with The Light, Unisex USB Rechargeable Headlamp Winter Knitted Cap Gifts for Men Dad Husband HimMade of cozy acrylic, super comfortable and warm. The knitted hat not only protects your ear and head in the cold winter, but also lights you up the road at night. The LED cap can be washed by hand or machine, remember to REMOVE the LED light before washing. No need to buy replace batteries for the LED hood anymore, no more charging cables anymore, all you need is a standard USB connection from your computer, mobile phone charger, car or power bank.