Made of food grade 304 stainless steel, PEOHUD's indestructible cocktail glass is lightweight, durable, shatterproof and stronger than glass or plastic. Our shatter-proof Martini glasses have slim feet for grasping fingers. The round base of Margherita glass makes it stable and hard to tip over. The outside of the champagne glass has a mirror polished, smooth, not easy to leave stains. Easy to clean by hand or in a dishwasher. Perfect for whiskey, Margherita, Manhattan, cocktails, champagne, Margherita, ice cream, etc. . Can be used for families, parties, large parties, camping, picnics, barbecues and so on. Ideal gift for Martini lovers.