Martinis Should Always Be Served In A Chilled Glass. The Host Martini Freeze Cocktail Glasses Are Engineered Specifically To Keep Cocktails Frosty And Refreshing, Whether They’Re Shaken Or Stirred. Martinis Should Always Be Served Chilled – The Host Martini Freeze Cocktail Glasses Are Engineered Specifically To Keep Cocktails Frosty And Refreshing, Whether Shaken Or Stirred. No Ice Or Dilution Needed. The Magic Is In The Gel – The Insulated Plastic Walls Of These Stemless Martini Cocktail Glasses Are Filled With Proprietary Cooling Gel. This Works As A Beverage Chiller When Frozen. Freeze For Two Hours And Keep Your Drinks Chilled For Longer. Comfort-Grip Silicone Band For Easy Sipping – The Bpa-Free Plastic Construction Creates A Sturdy Martini Glass That Is Perfectly Suited For Outdoor Use. An Insulated Silicone Band On The Base Makes For Comfortable Handling, Perfect For The Outdoors! The Perfect Glass For A Wide Range Of Classic Cocktails – All Kinds Of Classic Cocktail Recipes Stay Frosty In The Host Martini Freeze. Enjoy A Manhattan, Cosmopolitan, Or Classic Gin Or Vodka Martini Without Watering Down Your Quality Ingredients. Innovative Gift For The Cocktail Enthusiast Who Has Everything – This Martini Glass Set Is Perfect For Dad, Or Any Cocktail Enthusiast Who Strives For The Ideal Spirit Sipping Experience. Perfect Camping Accessory!