COOL CUPS IN REAL GLASS: This set of martini glasses is constructed out of real glass, combining cooling gel technology with the satisfying feel of real glass. A silicone band keeps your hands comfortable. MARTINIS SHOULD ALWAYS BE CHILLED: These unique frozen martini glasses for freezer keep cocktails frosty and refreshing without dilution. Keep your martinis colder for longer than a regular martini glass with these insulated drinking glasses. INSULATED MARTINI GLASSES WITH COOLING GEL: The insulated glass walls of these freezer martini glasses are filled with active cooling gel that’s a drink cooler when frozen. Pop them in the freezer for two hours and keep your drink frosty. SILICONE BAND FOR EASY SIPPING: Double wall glass cups are perfect for insulated cups with cooling gel. This glasses drinking set is great for classic cocktails and makes a great drinkware gift or barware gift HACK YOUR HOME BAR: HOST's drinking accessories are developed through meticulous testing for uniquely functional items. From freezer cups for drinks to bar accessories and insulated martini glasses, HOST offers practical, giftable life hacks. The very best martinis lose their appeal unless served frosty and refreshingly cold. But no fear: the Glass Martini FREEZE is here to rescue your cocktail, whether shaken or stirred, from a lukewarm, watery death. Just stash your cup in the freezer to chill the built-in active cooling gel and keep your martini chilled for 2 hours. The silicone band keeps your hands comfortable, while real glass makes these fun cocktail glasses a great sipping experience. They’re the perfect alcohol accessories drinking glasses to add to your bar glasses. Keep your drinks cold longer with these insulated martini glasses. Hand wash only.