The YETI Rambler 14 oz Mug with Magslider Lid is a versatile mug that's great to use for morning coffee or oatmeal. Constructed from durable 18/8 stainless steel, this YETI Rambler 14 oz mug is incredibly durable, while the double-wall vacuum insulation keeps contents hot or cold for a longer period of time. Plus, the design of the YETI Rambler 14 oz mug protects your hands from the heat or cold contents within the mug. For added convenience, the YETI Rambler 14 oz mug features the MagSlider Lid and is dishwasher safe. The YETI Rambler 14 oz Mug with Magslider Lid is a great option for drinks and food on-the-go.Note: Do not place mug over external heat source or open flame.