For those that are particular about their type of coffee, the YETI Rambler 6oz Stackable Cups is the solution for enjoying that perfect caffeinated beverage. The durable insulated stainless steel will keep everything piping hot throughout your morning. Espresso machine friendly, these Rambler cups can easily fit most at-home coffee appliances. Taste every drop of your cortado or flat white in its purest form with the DuraSip™ ceramic lining. Confidently hold your mug and enjoy every sip while at camp, in the office, or at home. The stackable base makes it easy to store and pack up for travel.