Alba Gu Bràth, Scotland Forever Saltire Flag Laser Engraved Powder Coated 20oz Double Walled Insulated Tumbler"Alba Gu Brth, Scotland Forever" Saltire Flag tumbler. Tumblers hold 20 oz hot or cold liquids, double walled for all day temperature insulation. Sweat proof powder coated and locally laser engraved. Made with 304 18 8 food grade stainless steel that will never rust, and a BPA Free lid with silica gel O Ring and drinking hole for sipping or to add a straw. Designed in my small shop in Magalia, CA, laser engraved by Warner Design Craft in Paradise, CA.