This adorable Proud Travel Tumbler is a great way to keep your drink cold when you're on the go. It's a great way to make your summer trips more enjoyable with a cold drink to keep you going. It also makes a great gift idea for friends and family. The lightweight double wall Grayson Tumbler makes sure that your drink stays nice and cold for longer. Keep your hands and drinks cool with this handy Grayson Proud Travel Tumbler.