Knuckle Duster Whistle

Proof that this thing actually worksBoost Meif you like itFeatures:5 sound holes .Fits comfortably in your hand – but let’s be clear: this is NOT for punching. Seriously.Disclaimer:This is a whistle, not a weapon. Use it for tunes, not trouble. Let’s keep it legal. Commercial License: Please join my Patreon commercial subscription to obtain a commercial license for the model.For More Designs in Similar Styles: Follow me on Instagram.Design Insights & Project Updates: Visit my website at printzag.com.