Material Our coffee mugs are made of high quality stainless steel They have a smooth mirror finish on the surface and a brushed finish on the inside Dishwasher safe FOR HOT AND COLD DRINKS This insulated coffee mug is a cold and hot beverage travel mug Use this travel mug for tea the outside stays dry with its sweatproof exterior 300 ML CAPACITY Weighs just over half a pound lightweight and easy to take on the go perfect for outdoor activities In car onthego long hikes treks yoga classes 100 GUARANTEE We at Taluka thoroughly inspect the mugs along with their handles from top to bottom to give you a superior product