Plastic Push Pins- These are like small pins, even with the rounded ball top, but without the metal pin! They will go through paper, foam and other materials and are functionally sharp, but no metal. Can be used alone for pushpin projects to work on isolated finger movements or slide a ring or pony bead on the shaft then place into foam or cardboard to create a picture. 3 color packs available. Multi-color or solid black or white which will not conflict with other colors of project.