CoastLine Double Wall Glass Stemless Martini Glasses Cocktail Set | 2 Cocktail Glasses | 8.4 Ounces Each | Stylish, Durable, Microwave & Dishwasher Safe Whiskey Scotch Glasses SET OF 2: Double-wall tumbler scotch glasses measuring 3.8" tall by 3.6" in dia. and holding 8.4 ounces each SUPERIOR QUALITY: Top quality borosilicate-glass construction; durable and heat resistant Stemless Martini Glass Set UNIQUE DESIGN: Double wall Whiskey Glass design creates dramatic optical illusion and prevents condensation INSULATION: Will keep liquid hot or cold for a longer period of time while the outer glass remains safe to touch DISHWASHER SAFE: Microwave safe; Freezer safe; Not recommended for use with metal utensils; Lifetime Warranty