- Durable Material : Made from high-quality Aluminum Alloy, ensuring long-lasting performance in various conditions. - Compact Size : Each whistle measures 75 x 11 mm (L x D), making it easy to carry in pockets, backpacks, or on keychains. - Value Pack : Comes in a pack of 5 whistles in random colors, giving you multiple options to distribute to family, friends, or emergency kits. - Versatile Use : Perfect for outdoor activities and emergencies. Ideal for hiking, camping, boating, kayaking, rafting, and travel adventures. Ensure safety and easy communication in challenging situations. - Innovative Design : Each emergency whistle features a waterproof compartment and includes a mini key, enhancing functionality and making it a reliable choice for any outdoor enthusiast. - Application Scenarios : 1. Use during hiking trips to alert others in case of an injury or getting lost. 2. Perfect for emergency situations while camping to signal for help. 3. Essential for water activities, such as kayaking and rafting, to communicate with fellow adventurers. - Essential Safety Tool : Have peace of mind knowing you have a reliable signaling tool with you on every adventure. Make every outing safer and more enjoyable with these practical, high-quality whistles.