The vacuum-sealed wonder cup that just doesn’t quit. Keeps any cold beverage ice cold for 9+ hours – that’s two times longer than plastic tumblers. Even in the sun, ice will last 9 hours or longer. Maintains hot beverages for up to 3 hours. The perfect blend of form and function, each tumbler comes topped with a stylish, sip-through, spill-resistant lid equipped with a built-in slider to maintain the perfect temperature in between sips. Triple insulated. Vacuum sealed.

Every MiiR product sold helps fund transparent giving projects .Every MiiR product comes with a Give Code that allows you to experience the story behind your purchase. Flip. Register. Follow. The bottle keeps your favorite drink at its ideal temp. Optimal size opening eliminates face splashing and fits standard ice cubes. Hardshell™ Powder coat prevents peeling. Hand wash recommended.