Thermal flask with integrated 3W 5.3 Bluetooth® Speaker. With a capacity of 540 ml and made of double-walled stainless steel, ensuring maximum durability and excellent maintenance of the temperature of the drinks, whether cold or hot. With a lid that features a screw closure system and is BPA-free. It's ideal for your desk, table, or any surface where you can quietly enjoy your favorite drink. It has a matching non-slip base, which provides greater stability. The Bluetooth speaker integrated at the base of the flask is easily removable thanks to its screw system, and includes smart RGB LED lighting, which syncs to the rhythm of the music, creating a unique visual and auditory experience. Furthermore, the hands-free function allows you to answer calls without needing to stop what you're doing.