What enchantments can you put on a helmet?

What enchantments can you put on a helmet? The Enchantments you can put on a Helmet are Aqua Affinity, Mending, Blast Protection, Fire Protection, Projectile Protection, Protection, Respiration, Thorns, and Unbreaking.

The Enchantments you can put on a Helmet are Aqua Affinity, Mending, Blast Protection, Fire Protection, Projectile Protection, Protection, Respiration, Thorns, and Unbreaking.