Made of brass material, the whistle is solid and durable. With loud sound, it is suitable for outdoor sports, like hiking, camping, climbing, etc. With gourd decor, this can help you more when you at outdoor or camping. Features -Color:Golden -Material:Brass -Size:7.50X3.00X1.00cm/2.95X1.18X0.39in -With great airflow design, it can easy to whistle and make a loud, clear sound. With mini and portable size and can be hung on the key, convenient to take it. - This is a fashionable keychain ornament with shiny colors, making it easier for you to find your keys. - Carefully designed shapes. Make your keys more eye-catching and attractive. Can be used as a gift to friends. -When you are in emergency you can use less effort to blow the whistle to call for help. -Fine details, it can apply to outdoor survival, self-protection, life-saving and collect. Package list: 1 × whistle 1 × gourd 1 × keyring