Tervis Tumbler is the strongest, most durable drinkware available today. They are constructed from a high-grade polycarbonate and guaranteed for life-unconditionally!

The double wall insulation keeps your hot drinks hot and your cold drinks cold. The precision engineering reduces condensation and prevents unsightly water rings. They are dishwasher, microwave and freezer safe!

Here are the details:

BULLET-PROOF STRENGTH! - Tervis Tumblers are made of high-grade polycarbonate, the same material used to make bulletproof shields and the windshields of fighter jets. So you can be sure they'll endure an impact with your concrete pool or kitchen tile.

CLEAR AS GLASS! - The special polycarbonate we use for Tervis Tumblers isn't just durable, it's also crystal clear. No clear drinkware looks of wears better. With Tervis Tumblers, you can really see the difference.

ULTRASONICALLY SEALED! - The inner and outer walls of the Tervis Tumbler are bonded together with our ultra-strong ultrasonic seal. So they stand up to the microwave, the freezer and the dishwasher (and the occasional fumble) for a lifetime.

• Set of 4 - 12 ounce Tervis Tumblers
• Constructed from high-grade, durable polycarbonate
• Resists condensation, scratching and discoloration
• Double wall insulation is ultrasonically sealed to keep hot drinks hot and cold drinks cold
• Dishwasher, microwave and freezer safe
• Tumbler has crystal clear clarity with a collegiate 'patch' sealed inside
• Ideal for cocktails, they're also great for juice and milk.
• Measure 4 1/4-inches tall and are 3 3/4-inches wide at the top, 2 1/2-inches wide at the bottom.
• Guaranteed for life-unconditionally!