Each Cup is Made From High-quality Borosilicate Glass, Known for Its Durability & Resistance to High Temperatures. Whether Youre Enjoying Your Morning Coffee, a Refreshing Iced Drink, or a Nutritious Serving of Milk & Fruit, These Cup Are Perfect for All Types of Beverages. Designed to Handle High Temperatures, This Glass is Perfect for Both Hot & Cold Drink. You Can Confidently Pour Boiling Liquids or Add Ice-cold Beverages Without Worry, Thanks to Its Superior Heat Resistance. Cleaning These Cup is Simple, Thanks to the Smooth, Non-porous Surface of Borosilicate Glass. the Ribbed Design & Crystal-clear Glass Make These Cup a Stylish Addition to Any Kitchen or Dining Table. Their Chic & Minimal Look Complements a Variety of Settings.