Designed for versatility, this whistle accessory set is suitable for a wide range of toys, including dog toys and children's playthings. The materials used in its construction ensure durability and consistent performance. With this set, you can easily replace worn-out components, ensuring your toys continue to provide enjoyment and entertainment. Features -Color:White -Material:Plastic -Size:1.80X0.80X0.80cm/0.71X0.31X0.31in -Versatile functionality: meets diverse whistle needs, making it for sports, training, emergencies, and dog training - design: constructed from reliable materials that ensure long term use and resistance to damage -Clear sound: expertly designed to produce a loud and clear sound, making it effective for long distance communication -Ease of use: simple to operate without any complicated steps, making it suitable for users of all ages -Wide application: ideal for various scenarios including outdoor sports, teaching, emergency assistance, and dog training, providing great versatility Package list: Medium size (50 capsules/pack) Whistle accessories