These drink glasses have a 17-ounce capacity and a thick, sturdy base. USE THESE GLASSES FOR ALL KINDS OF DRINKS: You can use these tumbler glasses to enjoy many different kinds of drinks or beer. Whether you want to drink some water, beer, juice, refreshment, or a stylish, delicious cocktail, our 17 ounce tumblers will elevate your drinking or dining experience! INCREDIBLY DURABLE MATERIAL: Bormioli Roccos 17oz glasses are made of premium quality tempered glass. Thanks to this heavy-duty material, our modern cold drink tumblers are resistant to thermal shock, breakage, chipping and dishwasher wear. THESE TUMBLERS WILL ALWAYS BE CRYSTAL CLEAR: You can either hand wash these 17oz drinking glasses or put them in the dishwasher. Even if you use and wash the drinking tumblers daily, their crystal clear tempered glass will not get cloudy and lose its luxurious finish. You can also use these stylish maxi-sized glasses at home during family dinners, or when you host parties. Regardless, the maxi glasses will look amazing!