pf2e.fyi
From Pathfinder Impossible Magic, which isn't enabled.

Suit of False Impression

ITEM 6
Price 200 gp
Bulk L
Category unarmored
Group cloth
AC Bonus +0
Dex Cap +5

This +1 explorer's clothing is a simple, practical, and unassuming two-piece outfit. The comfortable fabric is enchanted with illusory magic to make it look as if the wearer is wearing heavy armor (as illusory disguise). While wearing the suit, you gain a +1 item bonus to Deception checks to Impersonate someone who would normally wear heavy armor.

Activate—Faux Bulwark (concentrate, emotion, fear, mental, visual)
Frequency once per day

Effect You strike an intimidating pose that causes enemies to fear your supposedly heavily armored form. Each foe in a 15-foot emanation who can see you must attempt a DC 22 Will saving throw. On a failure, they're Frightened 1 (Frightened 2 on a critical failure).
Pathfinder Impossible MagicORC