Take advantage of a variety of lid options and customize, sip and swap to your liking. Our insulated Travel Lid is the perfect addition to any of our Wide Mouth bottles, flipping open for easy access to your beverage and locking when closed for leak-free satisfaction - not to mention it does a splendid job of keeping hot bevies hot and cold bevies cold for longer. Fits all MiiR Travel Tumblers & Wide Mouth collection.