Chug Replacement Cap, Compatible with YETI Rambler Bottle Fits for 18oz/26oz/36oz/64oz Next time you want to take a generous swig from your Yeti Rambler bottle, you won't have to slow down; It just takes a twist of the Triple Haul Handle to open and and then you're good to go. Double-walled insulation which means your beverage will stay hot or cold for hours; With a quick half-twist, this Rambler bottle chug cap lets you steal all the sips you need; Its classic spout allows for speedy gulps, plus it's shatter-resistant and dishwasher safe. 100% leakproof, so you can go ahead and toss the whole bottle-and-cap combo in your gym bag, truck, raf.