Description Perfect for coffee and tea as well as juice, cocktails or your favorite beverage, these glasses are a stylish and functional addition to any glassware collection. Mouth-blown by skilled glassblowers, each double-walled glass insulates its contents—so cold drinks stay cold and hot drinks stay hot longer. Features Dual layers insulate beverages to keep them hot or cold longer No messy condensation or need for coasters Remains cool to the touch when holding a hot beverage Microwave and dishwasher safe Mouth-blown from high-quality borosilicate glass Available in several sizes and styles Specifications Manufacturer: Zwilling J.A. Henckels Material: Borosilicate glass Capacity: 15 oz. Warranty: 2-year warranty against defects in material and craftsmanship Made in China What's In the box? 2 glasses