• What You Will Receive: the package content contains 105 pieces of self defense whistles in different colors, including black, green, blue, red, purple, silver and gold, sufficient for your daily use and replacement needs
• Long Time Service: the keychain whistle for women is mainly made of quality aluminum, which is safe and reliable, strong and sturdy, corrosion resistant and rust proof, not easy to get tarnished or fade, so you can use for a long period of time
• Easy to Carry: each whistle key ring has a loop for easy key attachment and is light enough to fit effortlessly into pockets, handbags, backpacks and purses while on the go, won't take up your much effort
• Large Sound Whistle: whistle keychains can make a large and bright sound that can be heard at a distance, available for a variety of emergency situations, can let others quickly confirm your location and get a quick rescue
• Wide Range of Applications: the emergency whistle keychain can be applied in various occasions, including camping, hiking, hunting, mountain climbing, boating and other outdoor sports activities, also suitable for referees, lifeguards, dog training and so on