Take your tunes and beverages anywhere with this 18 oz. bottle that keeps drinks cold for 24 hours or hot for 8. Crafted from BPA-free 18/8 double-wall stainless steel, it features a built-in 3.7-watt Bluetooth speaker, hands-free mic, and color-changing LED light. It fits most cup holders. Want more? Upgrade to a 7-watt Pro Speaker, or add The Beacon light or powerbank - perfect for lighting up 20 feet or charging devices on the go. Eco-conscious, fun, and functional, this bottle does it all.