Make sure you’re heard in an emergency with this dual-tube survival whistle. Made of strong, durable aluminum alloy and available in assorted colors, this 0.39″ x 2.6″ whistle is easy to blow and emits sound up to 120 decibels, which is loud enough to be heard at a long distance. Ideal for hiking, fishing, camping, boating, hunting, pet training, lifeguarding, and more. Add a brand name, logo or message to customize. Orders of 20,000 pieces or greater are eligible for sea shipping.