glassFORever's Jasper double old-fashioned glasses are the ideal choice for a variety of venues, including hotels, spas, restaurants and bars, thanks to their durability and long lifespan. Made from virtually unbreakable polycarbonate, these stylish glasses feature a geometric base and a cylindrical top. They can be chilled before serving, and their high insulation properties help keep drinks at the optimum temperature. Lightweight and easy to carry, even on large trays, Jasper glassware is fully reusable, recyclable and dishwasher-safe for over 2,000 cycles. Plus, they come with a 5-year warranty against cracks and breakages.