Hologram File

Thin, rigid clear plastic from old packaging works best.

Join the four pieces together using tape or glue at the edges to form a pyramid shape. Hologram

This project uses a transparent plastic pyramid to reflect images from a smartphone, creating the illusion of a 3D image floating in the air. Thin, rigid clear plastic from old packaging works best

I can give you more specific instructions or suggest the best YouTube videos to use! Hologram Kits - LitiHolo Hologram