Letyet 17oz Tumbler Cup: Bluetooth Speaker, LED Light, Vacuum Insulated Coffee Cup (Black) Review

【New bluetooth music tumbler cup】 Exquisite appearance, moderate water cup capacity, the LED light will flash with the rhythm of the music, you can enjoy music and relax yourself while drinking water with this insulated tumbler. 【Environmental protection material】 Made of two layers of 18/8 food grade stainless steel, this insulated cup is durable, the inside is electropolished to ensure that your tumbler cup does not rust, and the outside is coated with a colored powder coating to make it super easy to grasp. With a special design of tapered shape, it can be installed in a car cup holder. 【Tumbler cup with lid and straw】 Comes with a BPA-free sliding lid for spill-proof and a reusable straw to help you stay neat. The wide mouth opening allows easy cleaning and quick filling. What's more, our tumblers is featured with sweat-free design which prevents sweating and condensation, making sure it never leave a spot and you never burn yourself again!. 【Insulated coffee travel mug】 Double-walled vacuum insulation design prevents heat transfering to the outer walls of the tumbler. it means the tumbler can keep your favorite drinks icy cold or piping hot for hours. so you could enjoy your beverage cold by the pool, take your cup of joe on the go. 【Bluetooth speaker function】 With a 17oz capacity, this play bluetooth mug has a removable wireless bluetooth speaker in the base. The integrated LED flash lights will bring you an active atmosphere. It Measures 7.8 inches in height and 3.7 inches in width.