Make a click on the right mouse’s button on the layer and select the
Create Layer option as it is shown below:
Select the separate layer containing the shadow and apply the
Eraser Tool (E) to erase the upper edges and the lateral shadow’s parts.
Create again a new layer and use on it the
Polygonal Lasso Tool (L) to represent a marking, looking like a stripe created when tearing off the sticky band and then select the
Burn Tool (O) to paint the marking with the color
#999999
Apply for this layer the
Blending Options>Drop Shadow.
Apply the layers’ parameters for the layer in case:
We should get the same result as this one: