Quantity:1 Welcome to my store , Hope you have a pleasant shopping trip!Feature:1. Made of Titanium Alloy, Light Weight and Easy to Carry, Waterproof and Corrosion-resistant, High and Low Temperature Resistant.2.Suitable for various outdoor activities, emergency rescue, training and pet animal training.3.Suitable for coaches, athletes, referees, teachers, animal trainers, lifeguards and traffic police, etc.Specifications:Material: Titanium alloy (whistle core is also titanium alloy)Size: Approx.Whistle: 5.4cmx0.9cmx0.9cm/2.1"x0.4"x0.4"Wristband length: 15cm/5.9"Package Included:1X Titanium Alloy Whistle1X Wristband1x Iron storage boxNote:1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2. Please allow 1-2cm slight dimension difference due to different manual measurement. Titanium Alloy Material: Made of Titanium Alloy, Light Weight and Easy to Carry, Waterproof and Corrosion-resistant, High and Low Temperature Resistant. Clear Sound: The Sound Is Loud and Crisp, the Transmission Distance Is Long, the Whistle Volume Is Up to 120db, and the Sound Is Clear and Even. Applicable People: Suitable For Coaches, Athletes, Referees, Teachers, Animal Trainers, Lifeguards and Traffic Police, Etc. Scenarios: Suitable For Exploration, Mountaineering, Hiking, Camping, Hunting, Fishing, Boating, Can also Be Used For Competition Referees, Pet Animal Training. SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please feel free to contact us.We will provide after-sales service until you are satisfied. See more product details Titanium Alloy Material: Made of Titanium Alloy, Light Weight and Easy to Carry, Waterproof and Corrosion-resistant, High and Low Temperature Resistant. Clear Sound: The Sound Is Loud and Crisp, the Transmission Distance Is Long, the Whistle Volume Is Up to 120db, and the Sound Is Clear and Even. Applicable People: Suitable For Coaches, Athletes, Referees, Teachers, Animal Trainers, Lifeguards and Traffic Police, Etc. Scenarios: Suitable For Exploration, Mountaineering, Hiking, Camping, Hunting, Fishing, Boating, Can also Be Used For Competition Referees, Pet Animal Training. SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please feel free to contact us.We will provide after-sales service until you are satisfied.