20oz Bluetooth tumbler

20oz insulated tumbler

comes in a box 

* Music tumbler cup: Each stainless steel speaker tumbler cup has a detachable wireless speaker in the base,you can enjoy music and relax while drinking water with this wireless music tumbler.

* Double Wall Insulated: Keeps the drink hot and cold for 6-8 hours 

Please note-  When you wash the speak tumbler,unscrew speaker to separate it from the cup,speaker cannot be washed, it will be damaged.Do not microwave.