High Decibel Whistle Lightweight Survival Loud Defense Whistle Waterproof Sports Supplies Outdoor Sports Accessories Equipment Bullet Points: 1.Must-Have Safety Device for Hikers: Emitting a loud and penetrating sound, this whistle can effectively transmit distress signals, ideal in bad weather or complex terrain 2.Lightweight Design: Equipped with a high-decibel whistle, this lightweight and portable tool securely protects you, is ready to use and is conveniently attached to your backpack, key chain, or neck 3.Dependable Functionality: Built to withstand tough conditions, this high-decibel whistle ensures steady performance across varied environments, a dependable choice for outdoor use 4.Versatile Urgent Tool: Use for signaling emergencies, warning off animals, and team communication; a versatile design for all your outdoor needs and safety 5.Convenient to Adjust the Length: Stay alert with whistle colors. Adjust the length easily for comfort and convenience. Designed with thoughtful details for your security Stay safe and prepared with our high decibel whistle! Lightweight and shockproof, it's perfect for signaling distress signals in bad weather or complex terrains. Ideal for team communication, scaring off wild animals, and more. Specifications: Product Name: high decibel whistle Material: PP Weight: 15g Packing List: high decibel whistle x1 Notes: 1. Due to the different monitor and light effects, the actual color of the item might be slightly different from the color which is showed in the pictures. 2. Please forgive a slight measuring deviation due to manual measurement.