diff --git a/code/__DEFINES/inventory.dm b/code/__DEFINES/inventory.dm
index fb8ad6d77f3..7c0caa162fd 100644
--- a/code/__DEFINES/inventory.dm
+++ b/code/__DEFINES/inventory.dm
@@ -20,27 +20,48 @@
 #define STORAGE_VIEW_DEPTH	2
 
 //ITEM INVENTORY SLOT BITMASKS
+/// Suit slot (armors, costumes, space suits, etc.)
 #define ITEM_SLOT_OCLOTHING		(1<<0)
+/// Jumpsuit slot
 #define ITEM_SLOT_ICLOTHING		(1<<1)
+/// Glove slot
 #define ITEM_SLOT_GLOVES		(1<<2)
+/// Glasses slot
 #define ITEM_SLOT_EYES			(1<<3)
+/// Ear slot (radios, earmuffs)
 #define ITEM_SLOT_EARS			(1<<4)
+/// Mask slot
 #define ITEM_SLOT_MASK			(1<<5)
+/// Head slot (helmets, hats, etc.)
 #define ITEM_SLOT_HEAD			(1<<6)
+/// Shoe slot
 #define ITEM_SLOT_FEET			(1<<7)
+/// ID slot
 #define ITEM_SLOT_ID			(1<<8)
+/// Belt slot
 #define ITEM_SLOT_BELT			(1<<9)
+/// Back slot
 #define ITEM_SLOT_BACK			(1<<10)
+/// Dextrous simplemob "hands" (used for Drones and Dextrous Guardians)
 #define ITEM_SLOT_DEX_STORAGE	(1<<11)
+/// Neck slot (ties, bedsheets, scarves)
 #define ITEM_SLOT_NECK			(1<<12)
+/// A character's hand slots
 #define ITEM_SLOT_HANDS			(1<<13)
+/// Inside of a character's backpack
 #define ITEM_SLOT_BACKPACK		(1<<14)
+/// Suit Storage slot
 #define ITEM_SLOT_SUITSTORE		(1<<15)
+/// Left Pocket slot
 #define ITEM_SLOT_LPOCKET		(1<<16)
+/// Right Pocket slot
 #define ITEM_SLOT_RPOCKET		(1<<17)
+/// Handcuff slot
 #define ITEM_SLOT_HANDCUFFED	(1<<18)
+/// Legcuff slot (bolas, beartraps)
 #define ITEM_SLOT_LEGCUFFED		(1<<19)
 
+/// Total amount of slots
 #define SLOTS_AMT				20 // Keep this up to date!
 
 //SLOT GROUP HELPERS