Mexican Glass Blue Swirl Tumblers 20 Oz Set of 6 Individually hand-blown with recycled glass with a festive touch Handmade in Mexico by gifted artisans. Sturdy enough for daily use. Each glass will vary slightly as a result of being individaully mouth-blown. Dishwasher safe, Blue Swirl Design Cinco de Mayo party, great for a unique look, each glass is one of a kind design.