26oz Rise Tumbler with Straw Lid

The 26oz Rise Tumbler demonstrates how thoughtful design and material science work together to solve everyday hydration challenges. Understanding the engineering behind this tumbler helps explain why it performs so well. Climate Lock™ double-wall vacuum insulation works by trapping air between two stainless steel layers, minimizing heat transfer. This is why your beverages stay hot for 12 hours or iced for 34—the vacuum acts as a thermal barrier, similar to how a thermos works. The splash-proof