Our unbreakable Tye Dye Silicone 16 ozPint Glass with a no-slip base holds hot & cold beverages. Safe for the microve dishwasher and freezer. Will not break, crack, chip, fade or scratch. A more rugged alternative to the beer glass. These colorful, versatile drinking glasses are as flexible in shape as they are in utility. Our true American pint sized silicone cups have thick and sturdy, yet squeezable walls that are not too squishy, and a grippy outer surface.