TRITAN TOUGHNESS: Our unbreakable drinking glasses are manufactured from Tritan, an American sourced strong plastic that is dishwasher safe. It's also high-temperature and chemically resistant, meaning it is durable and won't cloud, crack, or shrink in the dishwasher like other plastics. You can use them on the boat, by the pool, or on a picnic in the woods when camping (or glamping!)No need to worry about dropping them, they are shatterproof. That?s Tritan toughness. WHAT?S YOUR PLEASURE: Whether you?re a soda pop, iced tea, juice, gin or whiskey drinker, this plastic drinkware provides the perfect reservoir to hold your drink of choice. Suitable for almost any occasion, including lunch with the kids, a birthday party with family and friends, or fine dining with the in-laws. Versatile, to say the least. GET YOUR DRINK ON: These elegant reusable shatterproof glasses can be put to use almost anywhere. Perfect for the kitchen table, dining room, patio, the park, or anywhere a gathering of friends is happening. You?ll never run out of reasons to use these premium plastic tumbler cups. International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.