Music Tumbler Cup: Each Stainless Steel Speaker Tumbler Cup Has A Detachable Wireless Speaker In The Base,The Led Light Will Flash With The Rhythm Of The Music,You Can Enjoy Music And Relax While Drinking Water With This Wireless Music Tumbler. | | Speaker Tumbler Size: This Speaker Music Tumbler Has A Capacity ,Measuring 8 Inch Hegiht,2.9 Inches Wide,Enough Capacity For Your Daily Using! | | Bluetooth Tumbler Material: Our Speaker Music Tumbler Made Of 304 Stainless Steel ,Which Is Durable And Will Not Rust.It Can Be Installed In A Car Cup Holder. | | Straight Music Tumbler: Music Tumbler With Vacuum Double Wall Design,Good Heat Preservation.Hot Drinks Can Be Kept Warm For Up To 6 Hours And Cold Drinks Can Be Refrigerated For Up To 12 Hours By Using This Insulated Coffee Travel Mug. | | Notice: When You Wash And Sublimation The Speak Tumbler,Unscrew Speaker To Separate It From The Cup,Speaker Cannot Be Washed And Hot, It Will Be Damaged | |