The inserts for THE LITURGY OF THE HOURS include the Common Texts, texts for Solemnities and Feasts, the Invitatory Psalms, Night Prayer, and an Outline of Each Hour and the Format of the Various Offices.
Posted by Dan D on 26th Feb 2014
As a product they are helpful and sturdy.
But I purchased these inserts thinking that I would need them since they are not mentioned on the product page of the four-volume set of the LofH. So I wish I had known because I would not have spent the extra money.