Daily Use: These Weinland Whisky Tumbler are not only a sleek addition to your bar or dinner table, but they are also durable, making them perfect for both celebrations and everyday use. Completely hygienic Surfaces: These Weinland Whisky Tumbler products have completely hygienic surfaces which can be used for food and beverage safely. Superior Resistance: Tempered or toughened glassware for maximum safety of food service professionals as well as for the superior resistance and durability. Features: Material: Glass Color: Transparent Refrigerator safe Deep freeze safe Microwave safe [SHORTDESCRIPTION] Specifications: Brand: Stolzle Kitchway Item Number: KW1811857 Type: Glass Dishwasher Safe: Yes