Sports Whistle Pro Specification Black This whistle can be widely used for sports, outdoor activities, crime prevention, and more. It is lightweight, easy to carry, and designed to produce a clear sound. It comes with a key ring, allowing you to attach it to your bag or belt. 【Condition】 ・New, Unused 【Features】 ・Loud volume type that resonates well ・Lightweight and compact ・With key ring hardware ・Widely applicable for sports referees, training, crime prevention, etc. For an additional 200 yen, we will include a stopwatch. Please consider it.