page is for those who want the instructions to fold an origami heart called 3D open origami heart. This origami heart is 3D version of origami heart with a opening on the top. The technique that you will be using a lot for this model is inside reverse fold. If you have no difficulty in learning this technique, it will be quite easy to follow. Since this origami heart is 3D model and has a opening on the top, you could put something inside this heart.
While you are working on this model, if you find any bugs on this instruction, please don't hesitate to send an email to .
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You may use any kind of paper to fold this origami rose. Here I am using a paper with the same color and texture for both front and back sides. But you can use different color and/or texture. The paper size for this instruction is 20cm x 20cm.