Life is what you define it! Our Defined wine glasses are sleek with witty and original definitions that give new meaning to everyday life. These double-wall, stainless steel tumblers are vacuum insulated and include a leak and shatter-proof removeable plastic lid. Bright, matte colored tumblers feature witty sayings and make perfect gifts for friends, family or coworkers. Keeps iced beverages cold for up to 9 hours and hot for up to 3 hours. This tumbler can be used for wine, coffee, or cocktails with the straw-friendly lid! Hand wash only.