Stay refreshed and keep the vibes going with the Quiksilver Zuma Tumbler. This 20oz stainless steel, double-walled tumbler keeps your drinks ice-cold or piping hot, while the removable Bluetooth speaker lets you enjoy your favorite tunes wherever you go. Designed for convenience, it features a transparent lid with a sliding spout cover for easy sipping and spill resistance. Whether you're at the beach, on a hike, or just chilling at home, the Zuma Tumbler keeps you hydrated and entertained. Quiksilver Hydration – Stay Fueled. Stay Ready.