Our crowd favorites include a diamond base design that are the perfect companions to elevating any occasion, any time. Made with Tritan™ Copolyester, a shatterproof, ultra-durable, and dishwasher-safe material, you'll never have to worry about broken glass again.. This product is dishwasher safe.. Crafted with Tritan™ Copolyester, an ultra-durable BPA-free material, this collection is unbreakable and dishwasher safe. Made for the modern, real-life everyday.  Serve over a lifetime.. The RESERVE Collection. Where timeless elegance meets unbreakable durability. Designed to elevate your entertaining experience, RESERVE is crafted for beauty, functionality, and peace of mind.. Shatterproof, BPA-free, and made from ultra-durable Tritan™, these glasses are perfect for any occasion, indoors or out. Whether you're sipping poolside or hosting a sophisticated soirée, the RESERVE Collection has you covered with a blend of style and practicality.. Features. Made of the ultra-durable, super resilient, and nearly indestructible Tritan material. Looks like real glass with superb hand weight. BPA-free and FDA-approved for kids. Made to last and withstand decades of use (it's the reason we chose this material as the longer a product lasts, the better it is for the environment). Made in the U.S.