Note: These products don't apply any discount or promotional codeFeatures: - Add a bright detail to any Rambler Tumbler or Mug with one easy switch. These pop-on magnets are dishwasher-safe and pair perfectly with our MigSlider Lid, so you can mix and match your colored magnet with your favorite Rambler Drinkware by the hour, or by the day. Not to mention, it's a pretty handly trick if you're aiming to prevent drink mix-ups.- Note: That the Maglider Magnets are not compatible with the Travel Tumbler StrongHold Lid.