Egyptians sliced the pith into thin strips, layered them in a crosshatch pattern (horizontal and vertical), and pressed them together. The plant's natural sap acted as an adhesive to bond the layers into a single sheet.
It was made from the pith (inner marrow) of the Cyperus papyrus plant, which grew abundantly in the Nile Delta. Egypt: Old Kingdom
Once dried and smoothed with a stone or shell, these sheets were often glued together to form scrolls exceeding 30 feet in length. Role in the Old Kingdom Egyptians sliced the pith into thin strips, layered