Studded Leather of Thorns

Studded Leather of Thorns is enchanted armor +6. It provides an armor class of 1 and the normal armor class modifiers of studded leather armor in general. This armor inflicts 1d4 points of fire damage on opponents who hit the wearer. This item appears in Baldur's Gate II: Throne of Bhaal and Baldur's Gate II: Enhanced Edition. This and the Grandmaster's Armor provide the highest armor class for studded leather armor in the Bhaalspawn serie.

In-game description
"Fashioned by the Hierophant Wassalia before she chose to forever dwell on the Elemental Plane of Fire, this suit of armor is not covered by typical metal studs but by heavy red thorns."