Emergency Hand Whistle Loud Sound Teachers Whistle Referees Whistles Survival Tool

Label:Yes Name: Hand Whistle Applicable places: suitable for referees, physical education teachers, dog trainers, etc. Size: about 75mm(2.95in) Package Includes:1Pc Hand Whistles Weight: about 30g

High Quality Material: Hand whistle is made of premium PVC , durable and lightweight. Loud Sound: The hand whistle is mechanically constructed, loud and crisp. Easy Using: hand to operate the whistle, you can get a loud and clear sound.