Discover the ultimate fusion of hydration and entertainment with Vision's Bluetooth 20oz Tumbler Cup with Speaker. Featuring a detachable wireless speaker at the bottom, this innovative tumbler lets the LED light flash in sync with the rhythm of your favorite tunes, ensuring you enjoy music and relax while drinking water. Designed with a vacuum double-wall for superior thermal insulation, this music mug keeps your hot drinks warm for up to 6 hours and your cold drinks refreshingly chilled. Perfect for those who value style and functionality, our tumbler makes every sip a delightful experience. Elevate your beverage routine with this unique and practical product from Vision, where craftsmanship meets innovation.