This emergency whistle keychain, produced using 3D printing technology, is made of durable and lightweight material. This product, which allows you to quickly call for help to people around you in an emergency, is very easy to carry and use. The small whistle on the keychain attracts attention by making a loud sound and allows you to be noticed in an emergency. This product, which you can easily carry with your keys in daily life, is an assistant that will keep you safe in emergencies. With its long-lasting and practical use, this keychain stands out as an accessory that everyone may need.