The start-up Protos Eyewear has the project to offer customers to be directly shaping a 3D file of frames of their dreams. Protos is then responsible for printing the model in 3D and shipping it. Still looking for some resources to refine the web application, Protos Eyewear aims to change the world of optics by moving from mass production to a more individual and personalized production thanks to the possibilities offered by 3D printing. . The materials of his glasses are also innovative because they are lighter materials than titanium and more flexible than cellulose acetate. In addition, these components are completely hypoallergenic because they are made from bioplastics.