DANG Sleeve for Yeti 20 Ounce Rambler, 10 Ounce Lowball and Other Cups (Pink) Your cup will never slip out of your hand with these great sleeves. Silicone feels so much more comfortable than bare stainless steel which can be hot during the summer and cold in winter. The holes not only show off your cup, but also provide additional grip as your finger fit into them naturally. Instantly recognize your Yeti and be recognized as someone with taste. 2 sizes - Yeti 20-ounce Rambler & Yeti 30-ounce Rambler. Also fits other popular similarly-styled cup such as RTIC and Ozark Trail.