To change the appearance of the inner part of the cloak, you need to select "TAD Cloak (dForce) Shell" which is linked to "TAD_Cloak (dForce)"
This also applies to "TAD Cloak_LH (dForce)" with the hood down.
Installation:
Extract the contents of "Content Daer Armor.zip" to the daz3d content library.
The files can be found in its respective locations within daz3d content library.
For example:
C:\Users\Public\Documents\My DAZ 3D Library\Data\TarkArk\TADaerArmor
C:\Users\Public\Documents\My DAZ 3D Library\People\Genesis 8 Female\Clothing\TarkArk\Armor\Daer Armor
C:\Users\Public\Documents\My DAZ 3D Library\Runtime\Textures\TarkArk\TADaer