VIBE - The Fireside Outdoor VIBE 18oz Tumbler features a removeable, integrated bluetooth speaker so you can get hydrated while enjoying your favorite music or podcasts.BUILT TOUGH - Created from an 18/8 Stainless Steel the Tumbler follows the tried and true design loved by millions. The VIBE's integrated speaker follows the same heavy duty mindset featuring a steel mesh cage and a IPx6 water resistance rating. Designed to keep your drinks cold for up to 8 hours and its 1000mAh battery keeps your tunes playing for up to 6 hours.HIGH FIDELITY - The VIBE's 3.7W speaker packs a punch, crisply producing all the highs and mids you'd expect from a Hi-Fidelity speaker of its size. While attached to the Tumbler, users can feel the beat of the music subtly reverbrate through the cup for an immersive experience.WILL TRAVEL - The VIBE is designed to fit in any standard car cupholder so you can bring it with you to your favorite spot to vibe. The detachable speaker means you can keep your music where you want it while taking your water where you need it.SLEEK DESIGN - Each VIBE is powdercoated in the same color on the cup, speaker, and the slide track on the lid. 4 LEDS with our JustVIBE technology dance along to your music while it plays creating an awesome ambiance, especially at night!