Get 3D-printed sandals molded for your feet using just your phone

Insoles molded to your feet can be incredibly comfortable, and they’re sometimes even a necessity for people with problems like fallen arches. That’s why startup Wiivv wants to make it as easy as possible for people to get a personalized insole. Using its app, the company lets you model and measure your own feet just by taking pictures of them. It uses this data to create a 3D model of your foot, and then 3D-prints an insole perfectly fitted for you. The company has been offering thi