This is a custom designed keychain that is designed in order to fit easily in your pocket.It features a pocket that you can fit a picture, a photo, a QRcode or anything else that you may can up with.It has been tested with QR codes and the size is perfectly fine for readable codes.
Can be customized if you need anything specific.
*Please feel free to contact me if you need an further support on 3D models or if you need any customization on this model. * Along with the Solidworks file, you can also find parasolid, iges and step formats as well as stl, amf and 3mf. Polygon file is also attached.