Dishwasher Safe,Freezer & Refrigeration Safe.Elegant Modern Designs. Tempered or toughened glassware for maximum safety of food service professionals as well as for the superior resistance and durability. Highly trusted by all food service professionals for the quality and durability of products. Perfect for: whiskey, tequila, vodka, espressos, desserts, party decorations, gifting, bars, hotels, restaurants, night clubs, catering, home, kitchen, housewarming, birthday, wedding, anniversary, retirement, graduation, congratulations, baby shower, job promotion, stocking stuffers, bachelor and bachelorette parties, festivals, Secret Santa, White Elephant, Christmas, New Years, Valentine's Day, Father's Day, Mother's Day, St. Patrick's Day, Halloween, Mardi Gras, Oktoberfest, Spring Break"