SillyVine Silicone Wine Glasses, Set of 4 - 12 Oz - Food Grade Silicone - Fill Them with Your Favorite Drink, Wine, Beer, Use Them As Party Cups, At the Pool, Sporting Event or Camping, Translucent, The Glass So Versatile It Can Go Anywhere! (4, Clear) Materials: Made of Shatterproof food grade silicone. BPA-free and eco-friendly recyclable material. Capacity: Each glass holds 12 oz. Usage Instructions: Microwave, oven, and freezer safe. Glasses can withstand temperatures between -58F to 675F and are superior at keeping cold liquids cold and hot liquids hot. Washing Instructions: Dishwasher Safe, Stain and Odor Resistant. No hand washing required! Easily pack-able and Ideal for outdoor use, or as party cups. Fill them with beer, soda, water or your favorite drink!