The Yeti Rambler 14oz. Mug is the toughest, most over-engineered camp mug out there. Unlike traditional camp mugs, this double wall vacuum insulated body protects hands from hot or cold contents while keeping your drink well insulated. The mug's wide opening means contents are easily accessible, but will cool quicker. That's why the mug comes with the standard Rambler 30 oz. Lid (also compatible with the Rambler 30 oz. MagSlider Lid. Important: Do not place mug over external heat source or open flame. Vacuum seal or other damage may occur. Please note: the Standard Lid is not leakproof and will not prevent spills. * Standard lid is not leakproof & does not prevent spills * Capacity 414ml * Dishwasher safe * 18/8 stainless steel * Durable wall vacuum insulated * Use for hot or cold drinks Yeti Rambler 14oz Mug Stainless Steel | Griggs