The material used in the fabrication of prosthetic sockets plays a key role in comfort and efficiency, two majorly used materials are polypropylene (plastic) and carbon fiber with lamination resin.
While plastic socket is a low-cost affordable solution but it has less durability and the possibility of change in shape with time, can have adverse effects on your stump, they are commonly used for test sockets, and a carbon fiber laminated socket is a lightweight and durable solution when the application of carbon socket is done appropriately it provides certain flexibility to help reducing stress and sheer forces to prevent skin damage with no compromise to the strength and allows the user to walk more efficiently for longer distances. However, it is comparatively more expensive than plastic sockets.