Duraflex® Flexible EVA Sheet for O&P Shop for Duraflex® flexible (EVA) sheets. Duraflex® is suitable for flexible inner liners used in rigid prosthetic sockets. Duraflex® is available in natural (semi-transparent) and black. Custom cuts and cut-to-size pieces. Stocked materials typically ship in 2-5 business days. Can't find what you need? Get a quote or learn more about EVA. Show More We cut everything! Select your item, give us your cut requirements, we'll do the rest. Compare products selected. Clear List Prev Page - Next Compare products selected. Clear List Prev Page - Next