SpectraCal (TM) - Give everyone a peek at all the amazing services your company has to offer with this 16 oz. Window Mug! The double wall insulated travel mug features an exterior window that shows how much liquid they have left to drink as well as a splash proof lid. The contoured base with non-skid bottom fits in most cup holders, making it easy for them to hit the road with your brand. It measures 7" x 3 3/8" diameter, leaving room for a bold imprint of your branding information. Let them see that you're more than what meets the eye! Patent pending. Salton.