Coaches and referees can benefit greatly from the Two Tone Whistle as a giveaway item! Our USA-made 2 5/8" x 7/8" whistle comes in a wide selection of colors for you to choose from. Make this a smart business investment by adding your company's logo or message to build brand awareness. It's a perfect promotional product for your next trade show, fundraiser or corporate picnic. Make some noise and order yours today!