diff --git a/GainStation13/code/clothing/calorite_collar.dm b/GainStation13/code/clothing/calorite_collar.dm
new file mode 100644
index 00000000..af7e49db
--- /dev/null
+++ b/GainStation13/code/clothing/calorite_collar.dm
@@ -0,0 +1,37 @@
+/obj/item/clothing/neck
+	///How much faster does the wearer gain weight? 1 = 100% faster
+	var/weight_gain_rate_modifier = 0
+
+/obj/item/clothing/neck/equipped(mob/user, slot)
+	. = ..()
+
+	var/mob/living/carbon/wearer = user
+	if(!weight_gain_rate_modifier)
+		return FALSE
+
+	if(!iscarbon(wearer) || slot != SLOT_NECK || !wearer?.client?.prefs?.weight_gain_items)
+		return FALSE
+		
+	wearer.weight_gain_rate = wearer.weight_gain_rate * weight_gain_rate_modifier	
+
+/obj/item/clothing/neck/dropped(mob/user)
+	. = ..()
+	var/mob/living/carbon/wearer = user
+	if(!weight_gain_rate_modifier)
+		return FALSE
+
+	if(!iscarbon(wearer) || !(wearer.get_item_by_slot(SLOT_NECK) == src) || !wearer?.client?.prefs?.weight_gain_items)
+		return FALSE
+		
+	wearer.weight_gain_rate = (wearer.weight_gain_rate / weight_gain_rate_modifier)	
+
+
+/obj/item/clothing/neck/petcollar/calorite
+	name = "calorite collar"
+	desc = "A modified pet collar infused with calorite, magnifying the caloric impact of any food the wearer eats"
+	weight_gain_rate_modifier = 1.5
+
+/obj/item/clothing/neck/petcollar/locked/calorite
+	name = "locked calorite collar"
+	desc = "A modified locked collar infused with calorite, magnifying the caloric impact of any food the wearer eats"
+	weight_gain_rate_modifier = 1.5
diff --git a/tgstation.dme b/tgstation.dme
index de346663..aaf9795d 100644
--- a/tgstation.dme
+++ b/tgstation.dme
@@ -3316,6 +3316,7 @@
 #include "code\modules\VR\vr_sleeper.dm"
 #include "code\modules\zombie\items.dm"
 #include "code\modules\zombie\organs.dm"
+#include "GainStation13\code\clothing\calorite_collar.dm"
 #include "GainStation13\code\mechanics\fatness.dm"
 #include "GainStation13\code\modules\client\preferences\preferences.dm"
 #include "GainStation13\code\modules\mob\living\emote.dm"