Raise brand awareness with custom tumblers printed with your logo or corporate design. Promotional tumbler cups made of glass or plastic are an effective advertising tool for any industry. These reusable beverage containers send an eco-friendly message. As a green alternative to disposable coffee cups, custom tumblers are a smart promotional investment. A wide variety of cup styles are available, including mason jars and cups with a convex shape. Some models feature lids and straws to prevent spills during transport.