Come and see our amazing products. This one-size-fits-all beanie hat with light is made from an ultra-soft acrylic blend that provides excellent insulation against cold winter air. Upgraded Bluetooth 5.0 wireless technology offer stablest and strongest connection,support music and calling, easy and fast to pair with your devices;Built with easy-access USB charging port, simply charge it via the included USB cable. It takes 1-2 hours to get full charged. The battery offers continuous working hours up to 8 hours. Pls confirm further with us if any query about packing info, inventory status and time schedule.