The New and Improved Rambler 10 oz Lowball 2.0 is the ideal drinking companion. Easy to stack and store, the lowballs double-wall vacuum insulation will keep your hot drinks hot, and your cold drinks cold longer than standard drinkware. Enjoy your evening whiskey by the fire, and refill with coffee the next morning. Like the entire Rambler Drinkware Family, the Lowball and included MagSlider Lid are dishwater safe for easy cleaning.