Mexican Glass Red Swirl Tumblers 20 Oz Set of 4 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, Red Swirl Design, set of 4 Cinco de Mayo party, great for a unique look, each glass is one of a kind design.