YETI® wants to give you a hand, or at least a Handle, when it comes to securely hauling your Rambler® Tumbler. The Rambler Tumbler Handles offer an alternative way to hold your 20 oz. . Tumblers to optimize portability. The Handle’s rubber grip provides an easy fit for your Rambler and its polypropylene construction means your Handle will handle bumps and thumps just fine. Because it’s not just a cup handle – it’s a YETI.