Unicorn Rainbow Stainless Steel Water Glasses Set of 4 16oz are crafted from the highest quality food-grade stainless steel. Unbreakable and reusable Rainbow Stainless Steel Tumbler Cups are great for all beverages; water juice and mixed drinks These stunning party cups are perfect for all occasions! Great for daily use or parties. To sustain the quality of your unicorn glasses hand washing is recommended. 100% toxic and BPA free Unbreakable Rainbow Fusion Cups are a great party addition. Whether you are using them as decor to a table drinking glasses party cups tumblers or regular glassware they are sure to catch your guests eyes and start a conversation. Kids love to use them as unicorn cups and everyone love them as a gift.