SpiderSheet (Ex Ender 5 PLUS) - 370x380mmSpiderSheet is a thin, durable plastic sheet that adheres to the print bed of FDM (fused deposition modeling) 3D printers to provide an ideal surface for 3D printing. The SpiderSheet replaces the need to use glue or other chemical substances for securing the print. Installering: 1. Wipe down your bare build platform making sure it is clean and free of debris. 2. Trim the SpiderSheet sheet to match the size of your build plate (if not already). 3.