You can find all the tools that you need to turn your 3D printer into a prototyping machine for inflatables on this page. By clicking on the images, you can download the .STL files for the tools, ready to be 3D printed. These tools were primarily developed for the Creality Ender-3 V2 model.
Clip
Use this clip to securely attach your plastic sheets to the 3D printer bed. Download the .STL file by clicking on the picture. Print two, four or more of these clips using your 3D printer.
Feeder
Download a pair of feeder tools in an .STL format by clicking on the image above. Use your 3D printer to print these tools. Attach the feeders to your printer bed and load them with sheets of plastic for multi-layer inflatable prototyping.