20 oz Bluetooth Speaker: Each stainless steel speaker tumbler cup has a detachable wireless speaker in the base, the led light will flash with the rhythm of the music, you can enjoy music and relax while drinking water with this wireless music tumbler.
Speaker tumbler size: This stainless steel tumbler has a 20oz capacity, enough capacity for your daily using!
Speaker water bottle: Our insulated music tumblers made of stainless steel ,which is durable and will not rust. , it can be installed in a car cup holder.
Vacuum insulated tumbler: Music tumbler with vacuum double wall design, good heat preservation. Hot drinks can be kept warm for up to 6 hours and cold drinks can be refrigerated for up to 12 hours by using this insulated coffee travel mug.
Notice: 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. Receive the product may be out of power need to charge before using！
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