SpectraCal (TM) - Give everyone a chance to drink in the greatness of your brand when you advertise on this 17 oz. Double Wall Insulated Tumbler! Constructed with a durable stainless steel inner lining with translucent outer wall and stainless steel triangle base, it also features a stainless steel splash proof lid. It measures 7 5/8" x 3 1/4" and is available in three bright translucent color options. It's a great way to advertise your company at outdoor events! Patented: D558,523 & D568,104. Alamo.