Take your YETI Rambler Tumbler on the go with the MagSlider™ Lid. Utilizing magnet technology, the MagSlider™ Lid open and closes smoothly, and protects against splashes and spills. Its crystal clear design allows you to see inside your cup, while the shatterproof construction is built to last. The MagSlider™ can be removed from the lid for cleaning and is dishwasher-safe.