Add a vintage touch to your glassware collection with these 4 Stotter Mallard Duck Glasses. Crafted from high-quality acrylic material, these glasses are perfect for serving your favorite drinks in style. Made in the United States during the 1960s, they are a wonderful addition to any collector's item. These glasses are not handmade or modified in any way. Bring home a piece of retro charm with these timeless glasses.