Throw your customers and supporters for a loop when you make a gift or giveaway of this uniquely shaped drink tumbler. This 4" x 4" x 7" stainless steel tumbler has an irregular diamond pattern with a double-walled insulated interior that maintains the temperature of your favorite hot or cold beverage. The secure lid has plastic screw threading and includes a 9 3/4" stainless steel drinking straw. Choose from four bold colors schemes, and add your school, sports team, organizational or company logo, emblem or message to create a refreshing branded item that pairs with marketing events, promotional appearances and social activities.