Laser Color Origami - Twinkle Heart Pattern - Laser Color Origami- Twinkle Heart Pattern These origami sheets are actually extremely thin sheets of mylar. The mylar is laser etched to give a three dimensional multi color holographic pattern. This incredible sheet reflects light in all different colors and the pattern has an optical illusion effect- it actually seems to move depending on how you look at it! There are five sheets- two silver one gold one pink and one green. All of the sheets are double sided; with silver on the opposite side. 5-15/16 inch square.