GRCNA 39.5 Commemorative Tumbler. Perfect Temp 20 oz. Stainless Steel Vacuum Tumbler. Features sleek double wall vacuum insulated stainless steel construction to keep your hot drinks warm and your iced drinks cold. The clear lid design includes a slide function to allow easy access to your drink. The lid also sports a rubber seal to fit snugly and securely. 3.5″W x 6.75″H x 3.5″D. BLACK with 6-color convention artwork on one side, “GRCNA 39.5, The Virtual Convention” on the opposite side. Sure to become a collectible!