Steel Bluetooth Speaker Tumbler Bottle Opener

This Premium Tumbler Is Constructed With 304 Stainless Steel Inner And Outer Layer,Adopting Double Wall Vacuum Insulation For About 6 Hours Temperature Retention. It Combines Bluetooth Speaker And Built In Bottle Opener,Perfect For Beer,Iced Drinks And Daily Water. Equipped With Secure Flip Lid,Leakproof And Portable For Parties,Camping,Travel,Bar And Outdoor Activities. Smooth Round Body,Sturdy Metal Structure,Easy To Clean And Reusable,Integrates Drinking And Audio Entertainment In One Multi Functional Cup.