SUPER MUGS Travel Insulated Tumblers for Grandpa, Christmas, Birthday, Grampa Day Gift, Deep Blue and Silver, 15 oz (1) Travel coffee mug has plastic exterior & stainless steel interior - Maintains perfect temperature Foam insulated tumbler features safety no-spill & leak-proof slider in lid to help prevent accidents Thermal bottle fits standard cup holders (8" x 3") so you can handle it safely while driving Fun thermoses feature What's Your Superpower? on one side & Super Grampa on the other Tell Grandpa how special he is with this high-quality 15 oz. travel mug - Order yours today!