Don’t let the wild get in the way of your coffee ritual. The YETI Rambler® 4 oz. Stackable Cups are a go-anywhere espresso cup that fits under most portafilters and nests in the cabinet as easily as it packs up for a caffeine kick at the campsite. And with details like 18/8 stainless steel construction and DuraSip™ Ceramic lining, you can enjoy your brew without worrying about drops and dings. Designed to fit most espresso machines Lined with DuraSip™ Ceramic Lining for a classic espresso feel with added durability Stackable for easy storage Made with kitchen-grade stainless steel Dishwasher safe because no one wants more work to do