Bodum Unisex SK&Aring;L Double Wall Glass 6 oz - Set of 2 Transparent Glassware Individually mouth-blown by expert artisans, BODUM's proprietary Double Wall Glasses feature two walls of borosilicate glass with air in between, creating a highly effective layer of insulation. Silicone valve at base allows for changes in pressure Perfect for serving ice cream and soups Keeps ice solid longer Dishwasher, microwave safe, and oven safe <a href="https://www.amazon.com/b?node=14770868011"> International products </a> have <a href="https://www.amazon.com/gp/help/customer/display.html/ref=nav_cs_help?ie=UTF8&nodeId=202045290"> separate terms, </a> are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Manufacturer warranty may not apply <a href="https://www.amazon.com/b?node=14770868011">Learn more</a> about Amazon Global Store.