Experience innovation and entertainment with the Portable Speaker creation designed by Y K. Crafted from food-grade 304 stainless steel
and ABS sublimation, these Tumblers, ingenious Tumblers seamlessly blend durability with style. The USB charging capability ensures uninterrupted music on the go. Its thermal insulation performance of 12-24 hours keeps beverages at the perfect temperature. The 450ml capacity with a lid offers convenience for your daily hydration needs. Elevate your on-the-go experience with the perfect fusion of sound and drink in these thoughtfully designed speaker tumblers, embodying the essence of modern living and entertainment.