Description
A super compact 3D printed pocket whistle — just 5cm long and only 3.93g of filament. Blow into the oval mouthpiece and the dual-chamber design produces a loud, clear tone. Perfect for keychains, hiking, kids, sports or emergencies. Print flat on the bed in PLA, 4 walls, 20% infill, no supports needed. Single print, ready to use straight off the bed.
License
