These are all the armor materials for which you can override the total defense value by adding them to the "Total armor overrides" setting inside the mod configuration.

minecraft:leather
minecraft:chainmail
minecraft:iron
minecraft:gold
minecraft:diamond
minecraft:turtle
minecraft:netherite
minecraft:armadillo
aether:zanite
aether:gravitite
aether:neptune
aether:valkyrie
aether:phoenix
aether:obsidian
aether:sentry
silentgear:main_generic_hc
minecraft:leather
ars_nouveau:an_light
ars_nouveau:an_medium
ars_nouveau:an_heavy
create:copper
create:cardboard
irons_spellbooks:tarnished
irons_spellbooks:wandering_magician
irons_spellbooks:pumpkin
irons_spellbooks:school_armor
irons_spellbooks:netherite_battlemage
irons_spellbooks:paladin
irons_spellbooks:infernal_sorcerer
irons_spellbooks:speed_boots
irons_spellbooks:dev
beachparty:beach_hat
beachparty:sunglasses
beachparty:rubber_ring_blue
beachparty:rubber_ring_pink
beachparty:rubber_ring_stripped
beachparty:rubber_ring_pelican
beachparty:rubber_ring_axolotl
beachparty:trunks
beachparty:bikini
beachparty:crocs
beachparty:swim_wings
farm_and_charm:dungarees
candlelight:cooking_hat
candlelight:cook
candlelight:flower_crown
candlelight:dress
candlelight:shirt
candlelight:formal_shirt
candlelight:suit
candlelight:tie
brewery:brewfest_hat
brewery:brewfest_hat_red
brewery:lederhosen
brewery:dirndl
