Set of 4 Premium Food-Grade Silicone Wine Glasses Shatterproof Reusable Wine Cups12 OZ DURABLE AND LIGHTWEIGHT: Made from Food-Grade Silicone,FDA approved,100% BPA free;each glass only 0.15 lb-lightweight,curve to perfectly fit in your hand. SAFETY AND UNBREAKABLE: Dishwasher,Microwave,Oven and Freezer safe;These outdoor wine glasses are nontoxic,shatterproof and unbreakable,no worries about shattering or cracking like disposable,plasitc glasses.Perfect to take along with you while traveling,to the beach or pool,anywhere you can't bring glass EASY STORAGE & PORTABLE: These silicone wine glasses take up very little room since they can be crushed flat and pop back into shape when you need them.Squeeze these squishy cups right into your pocket,purse or suitcase and ready to go! PERFECT WINE GIFT: JYPC- bright,fun and colorful camping wine glasses make a great gift idea for wine lovers,campers,hikers,backpackers,weddings,Bachelor or Bachelorette parties and other outdoor events.Not just wine cups,also beer glasses,party cups,margarita glasses,beverages glasses and more AFTER-SALES GUARANTEE: At JYPC,all wine glasses come with 90 days money-back guarantee if not completely satisfied with purchase!If past the standard return window,please contact us through Amazon.