Washable in the dishwasher for easy cleaning, this durable plastic flower vase is practically unbreakable. Transparent polycarbonate looks like real glass perfect for simple rods or small arrangements. The transparent plastic flower vase is made of break-resistant polycarbonate and is a good alternative to porcelain. It works well with fresh or artificial flowers. Transparent polycarbonate looks like real glass. This plastic flower vase goes to the dishwasher and resists use.