This stainless steel whistle features crisp and loud sound, premium PU leather storage box is attached. This item is multi-function, it not only assists much for umpires and referees in athletic competitions but also serves as a prop in Children’s daily games or an important alarm safety whistle temporarily in emergency. Suitable for P.E. teachers, , referees, kindergarten teachers, children or people who need . Feature - ColorAssorted Color - Material: Plastic - Size: 7 cm ( W x H) - Delicate workmanship and sturdy construction. Stylish and practical. - Designed with lanyard, portable and convenient. - whistle equipment for , referees, officials in any sports activities like football, basketball, baseball, swimming, etc. - The whistle can also applicable for , kindergarten teachers, children or people who need , and practical in outdoor survival, and other emergencies. Package list: 2 x Whistle