diff --git a/code/game/objects/items/handcuffs.dm b/code/game/objects/items/handcuffs.dm
index b00a5ef639f..f7cb31801e1 100644
--- a/code/game/objects/items/handcuffs.dm
+++ b/code/game/objects/items/handcuffs.dm
@@ -261,6 +261,7 @@
 	cable_color = null
 	custom_materials = null
 	color = null
+	resistance_flags = FIRE_PROOF | LAVA_PROOF
 
 /**
  * Red cable restraints
diff --git a/code/game/objects/items/stacks/sheets/leather.dm b/code/game/objects/items/stacks/sheets/leather.dm
index 3b43e41e7aa..caf771ebe0c 100644
--- a/code/game/objects/items/stacks/sheets/leather.dm
+++ b/code/game/objects/items/stacks/sheets/leather.dm
@@ -249,6 +249,7 @@ GLOBAL_LIST_INIT(leather_recipes, list ( \
 	merge_type = /obj/item/stack/sheet/sinew
 	drop_sound = 'sound/effects/meatslap.ogg'
 	pickup_sound = 'sound/effects/meatslap.ogg'
+	resistance_flags = FIRE_PROOF | LAVA_PROOF
 
 /obj/item/stack/sheet/sinew/Initialize(mapload, new_amount, merge, list/mat_override, mat_amt)
 	. = ..()
@@ -289,7 +290,7 @@ GLOBAL_LIST_INIT(sinew_recipes, list ( \
 	max_amount = 6
 	novariants = FALSE
 	item_flags = NOBLUDGEON
-	resistance_flags = FIRE_PROOF
+	resistance_flags = FIRE_PROOF | LAVA_PROOF
 	w_class = WEIGHT_CLASS_NORMAL
 	layer = MOB_LAYER
 	merge_type = /obj/item/stack/sheet/animalhide/goliath_hide
diff --git a/code/game/objects/items/stacks/sheets/sheet_types.dm b/code/game/objects/items/stacks/sheets/sheet_types.dm
index 2a903c0f917..3aee9060966 100644
--- a/code/game/objects/items/stacks/sheets/sheet_types.dm
+++ b/code/game/objects/items/stacks/sheets/sheet_types.dm
@@ -834,6 +834,7 @@ GLOBAL_LIST_INIT(bronze_recipes, list ( \
 	material_type = /datum/material/bone
 	drop_sound = null
 	pickup_sound = null
+	resistance_flags = FIRE_PROOF | LAVA_PROOF
 
 /obj/item/stack/sheet/bone/Initialize(mapload, new_amount, merge, list/mat_override, mat_amt)
 	. = ..()
diff --git a/code/modules/clothing/gloves/bone.dm b/code/modules/clothing/gloves/bone.dm
index 761057054f9..24dfb5de5a9 100644
--- a/code/modules/clothing/gloves/bone.dm
+++ b/code/modules/clothing/gloves/bone.dm
@@ -9,7 +9,7 @@
 	cold_protection = ARMS
 	min_cold_protection_temperature = GLOVES_MIN_TEMP_PROTECT
 	max_heat_protection_temperature = GLOVES_MAX_TEMP_PROTECT
-	resistance_flags = NONE
+	resistance_flags = FIRE_PROOF | LAVA_PROOF
 	armor_type = /datum/armor/gloves_bracer
 
 /obj/item/clothing/gloves/bracer/Initialize(mapload)
diff --git a/code/modules/clothing/neck/_neck.dm b/code/modules/clothing/neck/_neck.dm
index ba87f1a76a1..ae4e6c6951b 100644
--- a/code/modules/clothing/neck/_neck.dm
+++ b/code/modules/clothing/neck/_neck.dm
@@ -525,7 +525,7 @@
 	icon_state = "watcher_wreath"
 	worn_y_offset = 10
 	alternate_worn_layer = ABOVE_BODY_FRONT_HEAD_LAYER
-	resistance_flags = FIRE_PROOF
+	resistance_flags = FIRE_PROOF | LAVA_PROOF
 
 /obj/item/clothing/neck/wreath/worn_overlays(mutable_appearance/standing, isinhands, icon_file)
 	. = ..()
diff --git a/code/modules/clothing/under/accessories/tribal.dm b/code/modules/clothing/under/accessories/tribal.dm
index 0d5786a20e9..552751bd8ea 100644
--- a/code/modules/clothing/under/accessories/tribal.dm
+++ b/code/modules/clothing/under/accessories/tribal.dm
@@ -4,12 +4,14 @@
 	desc = "A hunter's talisman, some say the old gods smile on those who wear it."
 	icon_state = "talisman"
 	attachment_slot = NONE
+	resistance_flags = FIRE_PROOF | LAVA_PROOF
 
 /obj/item/clothing/accessory/skullcodpiece
 	name = "skull codpiece"
 	desc = "A skull shaped ornament, intended to protect the important things in life."
 	icon_state = "skull"
 	attachment_slot = GROIN
+	resistance_flags = FIRE_PROOF | LAVA_PROOF
 
 /obj/item/clothing/accessory/skilt
 	name = "sinew skirt"
@@ -17,3 +19,4 @@
 	icon_state = "skilt"
 	minimize_when_attached = FALSE
 	attachment_slot = GROIN
+	resistance_flags = FIRE_PROOF | LAVA_PROOF
diff --git a/code/modules/fishing/fishing_equipment.dm b/code/modules/fishing/fishing_equipment.dm
index 351a74abdae..40ba7cbaa4c 100644
--- a/code/modules/fishing/fishing_equipment.dm
+++ b/code/modules/fishing/fishing_equipment.dm
@@ -25,6 +25,7 @@
 	icon_state = "reel_green"
 	line_color = "#2aae34"
 	wiki_desc = "Allows you to fish in lava and plasma rivers and lakes."
+	resistance_flags = FIRE_PROOF | LAVA_PROOF
 
 /obj/item/fishing_line/reinforced/Initialize(mapload)
 	. = ..()
@@ -62,6 +63,7 @@
 	fishing_line_traits = FISHING_LINE_STIFF
 	line_color = "#d1cca3"
 	wiki_desc = "Crafted from sinew. It allows you to fish in lava and plasma like the reinforced line, but it'll make the minigame harder."
+	resistance_flags = FIRE_PROOF | LAVA_PROOF
 
 /obj/item/fishing_line/sinew/Initialize(mapload)
 	. = ..()