50pcs Emergency Whistles Aluminum Survival Whistle with Keychain 8 Colors Extra Loud Safety Whistles for Sports Camping Hiking Boating Hunting Fishing

50pcs Emergency Whistles Aluminum Survival Whistle with Keychain 8 Colors Extra Loud Safety Whistles for Sports Camping Hiking Boating Hunting FishingMain functions: Survival whistle, outdoor keychain whistle, training tool, high-pitched multi-functional outdoor aluminum alloy whistleColor: Multiple colorsProduct size: 1.8 × 0.6 inches / 4.5 × 1.4 cm, ring diameter: 0.8 inches / 2 cmProduct includes: 50 pcs × Survival Whistle

• 【Package Includes】You will receive 50 whistle in multiple colors. The whistles for adults are approximately 1.8 x 0.6 inches in size, with a ring diameter of 0.8 inches/2 cm. The bulk whistles are plentiful enough for your daily use or to share with family and friends.
• 【Premium Material】The whistle emergency is made of high-quality aluminum alloy. The whistles bulk metal material are sturdy and durable, not easily broken or faded. The whistle for teachers is suitable for long-term use in any environment and weather.
• 【Loud Sound】The emergency whistle has a loud sound that can be heard from a distance. In an emergency, you can immediately blow the safety keychain whistle to quickly attract attention. Even in inclement weather, the train whistle remains very loud.
• 【Portable and Easy to Use】Each safety whistle comes with a round keychain, allowing you to attach loud whistle to keys, a lanyard, belt, backpack, handbag, or keep it in your pocket. The compact and lightweight design of the metal whistle makes metal whistle easy to carry, making it especially suitable for outdoor activities.
• 【Versatile Uses】Boat whistle is suitable for a variety of activities, including hiking, trekking, camping, boating, and sports. Whistle keychain are also suitable for referees, lifeguards, dog training, school sports, and competitions.