Imprint Method: SpectraCal™ - Really clean up at your next promotional event when you advertise on this 24 oz. Stainless Steel Vacuum Flask with Lid/Cup! The vacuum sealed steel flask/thermos features a one touch, no drop easy to use "push and pour" system. It measures 12 1/2" x 3 1/2" diameter and keeps liquids hot and cold for hours. Simply add your company's name, logo and marketing message before handing it out at outdoor events throughout the year. This is a promo tool that everyone can enjoy! Storm.