PACKAGE INCLUDE: the package includes 5 stainless steel whistles and 5 lanyards, much better to use anyone in anytime, and you can send different men you like. FREE YOUR HANDS: Each whistle comes with a black lanyard, you can hang easily around your neck, or on a wall mount, help you free you hand. CRISP AND LOUD: The sound is loud and crisp, you can quickly catch the crowed attention anytime you want. WIDE APPLICATIONS: Suitable for referees, coaches, training, instructors, sports, lifeguards, teachers, self-defense, survival, emergency, herding, training bird or dog, etc. PREMIUM QUALITY: 100% High-quality &food-grade stainless steel, safe, durable and sturdy to use, much better than the plastic.Date First Available: April 8, 2017. Best Sellers Rank: #25,723 in Sports & Outdoors. Customer Reviews: 4.5 out of 5 stars 1,842 ratings 4.5 out of 5 stars. : B06Y4PQTW3. Part Number: ?FG-metal_whistle_5. Manufacturer: ?FineGood. Material: ?Nylon,Stainless,Stainless Steel. Color: ?silver. Brand Name: ?FineGood. Item Weight: ?0.15 Pounds. Item Dimensions LxWxH: ?1.65 x 0.79 x 0.59 inches. Package Weight: ?0.07 Kilograms. Item Package Dimensions L x W x H: ?5.43 x 3.58 x 1.1 inches.