Colorful POPO Handle for Yeti Rambler 20 oz Tumblers, Rtic, Sic Cup, Ozark Trail and more Tumbler Cooler mug (30 Oz, Black) Handle for 30 Oz YETI Rambler Tumbler, customized to fit your YETI 30 Oz Made from high quality food gradable polypropylene adhering to ASTM standards This handle is not only a perfect fit for your cup but also fits in most car cup-holders. This product is not dishwasher safe and cannot be used in a microwave. This listing only sells the handle for the 30 Oz Yeti Rambler Tumbler and does not sell the tumbler. The Yeti tumbler is for illustration purposes only.