10pcs NEW Whistle Referee Whistles Football Multi Emergency Loudest Race Sports Functionlanyard Cheering Whisle Teachershanging

Description These multi-function whistles are made of premium plastic material, which are practical and durable. You can use it yourself or share it with your families and friends with enough quantities. Suitable for all weather use, cold or rainy and can be your good accessory. Features -Color: Random Color -Material: Plastic -Size: 4.50X2.30X1.50cm/1.77X0.90X0.59in -Loud sound can be heard from far distance. Perfect for lifeguard, self-defense and emergency. -Lightweight with a convenient lanyard, it can be very convenient to carry and use. -Made of high-class material, portable, convenient, practical and durable for use. -It's suitable for referees, instructors, training, instructors, sports, teachers, lifeguards. -It is also perfect for self-defense, survival, emergency, herding, training bird or dog, etc.