Plastic ps
Full is to have texture.

Generally speaking, if a picture is too bright and exposed, it will lose details. Therefore, if you want to be full and textured, you must reduce the brightness of the picture.

1. Select the part you want to create texture and circle it with lasso tool.

2. feathering. Feather value usually depends on the quality of the picture. About 50.

3.m. Curve tool to reduce brightness.

If you want to do it more carefully, you should use the brush tool to trace it bit by bit.

Basically, when we retouch a picture, adjusting the details will reduce the brightness.

I hope it helps you.