Wear it when killing Banshees or they will lower your stats. During Smoking Kills quest, can be combined with the Facemask to make Masked earmuffs.
Equipping this item while fighting warped terrorbirds will reduce the maximum hit of their ranged attack to 200 damage.
Notes:
Can be combined with spiny helmet, face mask, black mask, and nose peg to make Slayer helmet after buying with slayer points to learn how to make them from a Slayer master.