There's nothing silly about these pints! Well maybe there is... Squeezable and unbreakable, these 16 ounce silicone pints are more than a rugged alternative to a beer glass. They'll keep your cold drinks cold and your hot drinks hot. Perfect for sipping on the beach, at the campground or on the go. Silipints are a reusable alternative to disposable cups. Made of 100% BPA-free silicone. Dishwasher, microwave, oven, and freezer safe. Drink with pride!