August 30, 2024
Description
The Sonic Boom Whistle is a loud 3D printed Whistle That can be used for sport and outdoors.
The sonic boom Is special because it has been optimized for low effort blowing, meaning it only needs a gentle blow or hard breath work.
On top of this it is extremely loud up to 119 dbs on multiple phone apps.
License:
BY-NC-SA
Falcon Engineering
