1, open ps first, and then open a physical picture.

2. Select the pen tool in the toolbar on the left to dig out this object for easy coloring, then create a new white layer and put the buckled object on the layer.

3. Click the projection in the lower right corner to add a projection.

4, you can also do your own projection effect, create a new layer, and click on the layer with a brush stroke.

5. Press ctrl+t again to bring up the free transformation, flatten the black circle and make a shadow effect.

6. Finally, put the shadow under the object.