For hot sips at first light or big bites of campfire chili, this ceramic-lined mug holds everything and handles anything. The Rambler Stackable Mug is over engineered with double wall vacuum insulation and kitchen grade stainless steel, that resists rust and punctures. Keep a solid grip on your larger lattes thanks to a welded handle. When you're done with your beverages and bites, stack up the mugs for easy storage in tight spaces. FeaturesDuraslip ceramic liningStackable for easy storageSplash resistant MagSlider LidWelded handle for a solid gripDishwasher safe