Franklin Black Plastic Whistle with Lanyard is designed for durability and ease of use, featuring a heavy-duty polyester lanyard equipped with a metal swivel to help prevent knotting. Inside the whistle, a cork pea produces a loud, shrill sound that is for sporting events or any situation where you need to quickly capture attention in a crowded environment. This whistle combines functionality with convenience, making it an essential accessory for coaches, referees, or outdoor enthusiasts. Model Number: