Jewel Toned assorted Acrylic On the Rocks Highball Set of 4. Size: 14 Oz. each. BPA-Free, Reusable, shatter resistant, clear polycarbonate plastic glass that has the look of crystal. No visible seams. Top rack Dishwasher safe. Ideal for entertaining, Weddings and Event Glasses. Caspari Acrylic Shatter Resistant Glasses Collection. Caspari Acrylic Products and Table Top Accessories for Entertaining.