Equipment Effect: Effect: Hexwise Banner (Major)
You gain resistance 10 to damage from spells; for spells that apply multiple instances of damage, such as Force Barrage, this applies only to the first instance of damage.
Pathfinder 2e Database
You gain resistance 10 to damage from spells; for spells that apply multiple instances of damage, such as Force Barrage, this applies only to the first instance of damage.