The Skull and Crossbones say beware! The symbol has been used throughout history as a warning to mark gravesites or poisonous liquids. The design is most famously used on the Jolly Roger to represent “Piracy”. The Rolf Glass Skull and Crossbones glassware collection might warn people of a dangerous potion or you can fly them on your dinner table if you fancy yourself a pirate. • Dishwasher safe • Domestic and imported glass • Sand-etched in the USA • Set includes 1 23oz Whiskey Decanter and 2 11oz On the Rocks glasses