Don’t let the wild get in the way of your coffee ritual. The Rambler 4 oz. Stackable Cups are built for those concentrated doses that help you concentrate on what’s up next. Perfectly sized for single or double espressos and lined with our ultra-sturdy DuraSip Ceramic Lining, you enjoy your espresso without worrying about drops. And with a barista-friendly design they fit under most portafilters and nest in cabinets as easily as they pack up for the campsite. - Don’t let the wild get in the way of your coffee ritual. The Rambler 4 oz. Stackable Cups are built for those concentrated doses that help you concentrate on what’s up next - BARISTA-FRIENDLY - Designed to fit most espresso machines and dishwasher safe because no one needs more work to do - DURASIP CERAMIC LINING - Combining the classic look and feel of ceramic with the durability YETI is known for, DuraSip Ceramic Lining is fused to 18/8 vacuum insulated stainless steel, making it tough enough to take tumbles and keep on sipping - STACKABLE - The stackability of these cups make them ideal for espresso machines, camp kitchens, and beyond - SHOT GLASS - Not into shots of espresso? Hmmmmm, maybe there are other drinks that come in shot form.