Shop for plastic sheet materials for orthotic & prosthetic devices. Plastic sheet materials offer a lightweight alternative. From flexible to semi-rigid, to stiff and anywhere in between, many plastics have excellent drape and blister forming characteristics. Browse HDPE, polypro, Copoly, PETG, and LDPE. Stocked materials typically ship in 2-5 business days. Can’t find what you need? Get a quote.