YETI Rambler Bottle MagDock Cap a smart, magnetic solution for staying hydrated on the go. Designed with a Chug-style opening, this innovative lid features a leakproof Mag Cap that docks securely to the built-in magnet while you drink—so you’ll lose your lid again. Dishwasher safe and crafted for convenience, the MagDock Cap easily threads onto any YETI Rambler Bottle, making it a versatile upgrade for everyday adventures.