Unbreakable Whiskey Glasses - Set of 4 Premium Whisky Scotch Glasses-100% Tritan - Shatterproof, Reusable, Dishwasher Safe by D'Eco Unbreakable Whiskey Glasses - Set of 4 Premium Whisky Scotch Glasses-100% Tritan Shatterproof, reusable, and dishwasher safe Each glass is made from Tritan, a plastic type material that looks like glass, but won't shatter or break like glass Looks and feels like real glassware and extremely durable Great for parties, outdoors, and around the home