Open a new file with 217x470 px and 300 dpi.

Apply now the indicated instrument
and represent a figure colored in black with the parameters from the next image.


Using
the instrument
, create a figure with the sizes from below.

Radius-15px
Fill 0% on the layers.
Blending Options-Gradient Overlay

Apply now the indicated instrument
and represent a figure colored in black with the parameters from the next image. 

Using
, create a figure with the sizes from below. 
Radius-15px
Fill 0% on the layers.
Blending Options-Gradient Overlay