The amice is the neck and shoulder sweat-guard that is the first item put on by a Roman Catholic priest while vesting for Holy Mass.  The priest touches the amice to his head as a blessing as he prays:  Place upon me, O Lord, the helmet of salvation, that I may overcome the assaults of the devil.  I say that prayer in Latin before every Mass, which is: Impóne, Dómine, cápiti meo gáleam salútis, ad expugnándos diabólicos incúrsus.  After the amice touches the priest's head, he wraps it around his shoulders and ties it across his torso.  Besides being a blessing and a sweat-guard, the amice also covers the cassock (or [...]

This morning my good friend's mother went to her eternal reward.  Earlier this week, I had the privilege of praying the old rite prayers of the Commendation of the Soul.  (I didn't know the above picture was being taken at the time.)  The old rite prayers after the mysteries of holy Extreme Unction and after the Apostolic Pardon are extremely powerful.  Here's an example of the many prayers we prayed and I assure you it's worth reading these examples: