This book illustrates the treatise Adam DeAtzilut which summarizes the underling chapters for Arizal's writings, written by unknown ancient writer. Another commentary, by a prodigy who proceeded rabbi Moshe's time, was written before, and it was printed and rabbi Moshe wrote about it in his commentary Massve Moshe [The Vail of Moses]. Both commentaries are printed here side by side.
At the book's end there is a separated treatise which is based on rabbi Moshe's orations, VaYakhel Moshe. The introduction to the book is valuable and important because it encourages every scholar to delve into kabbala studying