35Pcs Per set of various colors, these emergency whistles are not only nice tools for camping, hiking, hunting, mountain climbing, boating and other outdoor sports activities, but also suitable for referees, coaches, lifeguards, dog training, etc.. Equipped with a round key chain ring for attachment to a lanyard or keys, also can attach it to your wallet and bags, convenient to carry with you anytime anywhere. Aluminum alloy materials ensure you long lasting use. Sturdy Aluminum Alloy Materials: Adopt aluminum alloy materials and come with metal key ring, the whistle is long lasting use and not easy to break, fade or corrode, safe for people to use. Loud Whistles: These emergency survival whistle can make big and bright sound, which can be heard from a long distance, optimal for various emergency situations. Wide Applications: These whistles allow others to quickly confirm your location and get quick rescue, nice tools for camping, hiking, hunting, mountain climbing, boating and other outdoor sports activities, also suitable for referees, for coaches, lifeguards, dog training and etc.. Considerate Key Ring: Equipped with a φ0.78in round key chain ring, attach our loud whistles to a lanyard or keys, or to your wallet and bags, lightweight and convenient to carry with you anywhere, especially convenient for outdoor activities. 35Pcs Per Set: 35Pcs emergency whistles of various colors, enough for you to use in daily life, which is eye-catching, easy to distinguish and find. Rinse under running water and mop it to keep dry. Friendly Reminder: 1.The quantity of each color may be various due to different batch of product, but overall are 35Pcs. 2.Since the size above is manually measured, the size of the actual item you received could be slight different from the size the picture shows. 3.Due to the different monitor and lighting effect, the actual color may be a little different from the picture’s. Brand: LakeForest Product Type: Emergency Whistle with Keychain Materials: Aluminum Alloy Keychain Diameter: 2cm/0.78in Per Whistle Size: 0.7x0.7x6.5cm/0.27x0.27x2.56in Per Whistle Weight: 4g/0.14oz/0.01lbs Package Size: 15x13x2.5cm/5.9x5.11x0.98in Package Weight: 143g/0.31lbs 35Pcs x Emergency Whistles