Requirements:
"HDT HighHeels System" by HydrogensaysHDT.


Compatibility:
Incompatible with digitigrade mods that change the actual feet, plantigrade mods work, but the textures may misalign, and make the mesh pitch black in some areas;
Works with body morphs, resizing legs below the knees is possible, but not recommended.


Installation:
A) Manual.
Drop the "Data" folder from the manually downloaded archive into your "Skyrim" folder, overwrite if asked to;
Activate the "Digitigrade Boots Set" in your Skyrim launcher;
Enjoy, "Iron [Race] Boots" should appear in your forge crafting list straight away, as well as the ones you have smiting perks for.

B) Mod Manager.
Press the "Mod Manager Download" button;
Install and/or enable in your mod manager;
Enjoy.