Fangrui Product Details Features: 1. Terrifying Human Screams: We Spent Years Testing And Analyzing Real Aztec Death Whistle Ruins, Authentic Human Screams, And The Finest Natural Materials To Create The Most Authentic And Terrifying Whistle. Scare Your Friends With The Terrifying Scream Of This Aztec Death Whistle, The Sound Couldn't Be More Real! 2. The Loudest Scream: After Laboratory Testing, It Has Been Confirmed To Be The Loudest Aztec Whistle. Our Death Whistle Can Scare People In The Distance When Used Outdoors Or Hiking. 3. High Quality Ceramics: This Aztec War Whistle Is Made Only Of High-quality Ceramic Materials, Which Can Be Proudly Passed On To Family And Friends Without Worrying About Cheap Plastic, Resin, Or 3d Printed Components Being Damaged Over Time. 4. This Replica Of The Ancient Death Whistle Features An Ergonomic Eye Hole Design, Providing A Comfortable Grip And Allowing You To Enjoy Hours Of Joy And Laughter! 5. Realise History: Connect Whistles Made Solely Of Elements They Use With The Mysterious Ancient Aztec Culture. Through This Mexican Death Whistle, You Can Experience Authentic Aztec Culture Without Traveling To Mexico. Specification: Material: Ceramic Color: Black, Orange Black, Black And White, Chief Size: 9.5 X 10 X 1 Cm Weight: 385 G Package Include: 1x Whistle