A selfie is a type of self-portrait photograph, typically taken with a hand-held digital camera or camera phone. You can use 3D scanners and there are variety of scanners available in the market. In the end, it all comes down to the desired material. If the material of choice is a simple one or one that can be handled by FDM desktop printers, then the choice is obviously huge. However, for 3D selfies, the material of choice is a gypsum-based composite powder, printed with binder jetting technology. You can visit https://www.futuremarketinsights.com...rinting-market, it helped me understand more about 3D printing, it might help you.