The black Brentwood GEOJUG stainless steel heated travel mug heats up fast and keeps liquids hot while plugged in. Conveniently take coffee and tea on the go with the built-in handle and included travel lid. The contents stay hot even when unplugged thanks to the stainless steel, double-wall vacuum insulation.Details:Black16 oz. capacity4.75" x 6.5" x 6.25" mug dimensionsHeats up quickly and maintains heat for hoursDouble-wall stainless steel vacuum insulationBuilt-in handleFits in any cup holderEasy to cleanTravel lid included12V car adapter included