Description: 【Sports Whistle】: Hand whistle is made of premium PVC, study and lightweight. Great accessory for sports events. The package comes with two whistles and two lanyards. 【Design】: This whistle is loud, and lightweight, strong, practical and study, This professional grade hand whistle can withstand frequent use. 【Mini Size】: Small whistle, 6.7cmx6.7cmx12.8cm/2.64inchx2.64inchx5.04inch, portable and easy to carry, suitable for home, and school sports, like football and basketball. 【Loud Sound】: The dog handler's whistle produces a loud, crisp sound that can be heard from a distance. the harder you the louder the sound. It can be used by kids, teens, and adults. 【Versatile Use】: Multipurpose whistle, suitable for camping, trekking, trekking, boating, traveling, and other outdoor sports, also suitable for bird training. Specification: Material: PVC Size: approx. 6.7cmx6.7cmx12.8cm/2.64inchx2.64inchx5.04inch Package Includes: 1 Hand Whistles 1 Lanyard(4 Pack) Note: Please allow slightly errors 1-2cm differences due to manual measurement.