The YETI Colster® keeps cans and bottles so cold for so long that you’ll have to rethink your understanding of a few natural laws. Standard 12 oz. cans and bottles fit like a glove – a glove with double-wall vacuum insulation.
Any tumbler that's coming along for the ride needs to be tough enough to keep up. Our Rambler® 20 oz. is made from durable stainless steel with double-wall vacuum insulation to protect your hot or cold beverage at all costs.