From Pathfinder Battlecry!, which isn't enabled.

Umbral Armor

ITEM 10

UNCOMMON INVESTED MAGICAL

Price 1000 gp

Bulk 1

Category light

Group leather

AC Bonus +2

Dex Cap +3

Strength +1

Check Penalty −1

This dark +1 resilient shadow studded leather armor is frequently used to bypass enemy positions or quickly travel around battlefield obstacles as it allows you to partially transit through the Netherworld.

Activate—Shroud Stride (concentrate, shadow)

Frequency once per day

Effect You slip into the Netherworld for a moment, allowing you to Stride twice your speed. This movement doesn't trigger reactions and ignores difficult and hazardous terrain. Shadows lingers on the armor, causing you to become Concealed for 1 round afterward.

Pathfinder Battlecry!ORC