Designed by a Teen in USA: Soundwave Copper Vacuum Audio Flask/Water Bottles

Designed by a Teen in USA: Stay hydrated while enjoying your favorite tunes with this 2-in-1 Custom Designed Copper Vacuum Audio Flask/ Water Bottles with Speaker. The Screw-on Lid features an IPX6 water-resistant Bluetooth speaker with 4h of operating time, 33ft working range, and LCD lights. The Double-Wall stainless steel construction along with the copper inner wall, keep your drinks warm for 12h and cold for 48h. Ideal for holiday's Gift.

•  Screw-on lid with a built-in Bluetooth Speaker
•  Bluetooth range of 10 meters (33 feet)
•  Double-wall stainless steel construction
•  IPX6 Water Resistant
•  22oz (0.65 L)
•  BPA free
•  Designed by a Teen in USA