These are replica 3D models of the Naruto forehead protectors.
Includes 2 files:
The hidden leaf forehead protector
The Akatsuki anti hidden leaf forehead protector
The model can be scaled to fit kid & adult heads, or to be used as a prop, ornament, etc.
You can heat the 3D print with a heat gun or hair dryer and bend it around a an object like a sauce pan to match the shape of your forehead. (included the 3D print image for reference)