diff --git a/eco-api/src/main/java/com/willfp/eco/core/items/Items.java b/eco-api/src/main/java/com/willfp/eco/core/items/Items.java
index bc9cbdd0..1ec570fe 100644
--- a/eco-api/src/main/java/com/willfp/eco/core/items/Items.java
+++ b/eco-api/src/main/java/com/willfp/eco/core/items/Items.java
@@ -115,6 +115,48 @@ public final class Items {
         REGISTRY.remove(key);
     }
 
+    /**
+     * Turn an ItemStack back into a lookup string.
+     *
+     * @param itemStack The ItemStack.
+     * @return The lookup string.
+     */
+    @NotNull
+    public static String toLookupString(@Nullable final ItemStack itemStack) {
+        if (itemStack == null) {
+            return "";
+        }
+
+        StringBuilder builder = new StringBuilder();
+
+        CustomItem customItem = getCustomItem(itemStack);
+
+        if (customItem != null) {
+            builder.append(customItem.getKey());
+        } else {
+            builder.append(itemStack.getType().name().toLowerCase());
+        }
+
+        if (itemStack.getAmount() > 1) {
+            builder.append(" ")
+                    .append(itemStack.getAmount());
+        }
+
+        ItemMeta meta = itemStack.getItemMeta();
+
+        if (meta != null) {
+            for (LookupArgParser parser : ARG_PARSERS) {
+                String parsed = parser.serializeBack(meta);
+                if (parsed != null) {
+                    builder.append(" ")
+                            .append(parsed);
+                }
+            }
+        }
+
+        return builder.toString();
+    }
+
     /**
      * This is the backbone of the entire eco item system.
      * <p>
diff --git a/eco-api/src/main/java/com/willfp/eco/core/items/args/LookupArgParser.java b/eco-api/src/main/java/com/willfp/eco/core/items/args/LookupArgParser.java
index 2027d384..30b286ec 100644
--- a/eco-api/src/main/java/com/willfp/eco/core/items/args/LookupArgParser.java
+++ b/eco-api/src/main/java/com/willfp/eco/core/items/args/LookupArgParser.java
@@ -22,4 +22,14 @@ public interface LookupArgParser {
      */
     @Nullable Predicate<ItemStack> parseArguments(@NotNull String[] args,
                                                   @NotNull ItemMeta meta);
+
+    /**
+     * Serialize the item back to a string.
+     *
+     * @param meta The ItemMeta.
+     * @return The string, or null if not required.
+     */
+    default @Nullable String serializeBack(@NotNull final ItemMeta meta) {
+        return null;
+    }
 }
diff --git a/eco-api/src/main/kotlin/com/willfp/eco/core/items/Items.kt b/eco-api/src/main/kotlin/com/willfp/eco/core/items/Items.kt
new file mode 100644
index 00000000..5eb01d89
--- /dev/null
+++ b/eco-api/src/main/kotlin/com/willfp/eco/core/items/Items.kt
@@ -0,0 +1,11 @@
+@file:JvmName("ItemsExtensions")
+
+package com.willfp.eco.core.items
+
+import org.bukkit.inventory.ItemStack
+
+/**
+ * @see Items.toLookupString
+ */
+fun ItemStack?.toLookupString(): String =
+    Items.toLookupString(this)
diff --git a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserColor.kt b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserColor.kt
index 1feaac4e..e3f8abd0 100644
--- a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserColor.kt
+++ b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserColor.kt
@@ -41,4 +41,12 @@ class ArgParserColor : LookupArgParser {
             )
         }
     }
+
+    override fun serializeBack(meta: ItemMeta): String? {
+        if (meta !is LeatherArmorMeta) {
+            return null
+        }
+
+        return "color:#${Integer.toHexString(meta.color.asRGB())}"
+    }
 }
\ No newline at end of file
diff --git a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserCustomModelData.kt b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserCustomModelData.kt
index e2b0b6e3..b4d0faf1 100644
--- a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserCustomModelData.kt
+++ b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserCustomModelData.kt
@@ -30,4 +30,12 @@ class ArgParserCustomModelData : LookupArgParser {
             testMeta.customModelData == modelData
         }
     }
-}
\ No newline at end of file
+
+    override fun serializeBack(meta: ItemMeta): String? {
+        if (!meta.hasCustomModelData()) {
+            return null
+        }
+
+        return "custom-model-data:${meta.customModelData}"
+    }
+}
diff --git a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserEnchantment.kt b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserEnchantment.kt
index 22a61fe6..18791c07 100644
--- a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserEnchantment.kt
+++ b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserEnchantment.kt
@@ -52,4 +52,26 @@ class ArgParserEnchantment : LookupArgParser {
             true
         }
     }
+
+    override fun serializeBack(meta: ItemMeta): String? {
+        val enchants = mutableMapOf<Enchantment, Int>()
+
+        if (meta is EnchantmentStorageMeta) {
+            enchants.putAll(meta.storedEnchants)
+        } else {
+            enchants.putAll(meta.enchants)
+        }
+
+        if (enchants.isEmpty()) {
+            return null
+        }
+
+        val builder = StringBuilder()
+
+        for ((enchant, level) in enchants) {
+            builder.append("${enchant.key.key}:$level ")
+        }
+
+        return builder.toString().trimEnd()
+    }
 }
\ No newline at end of file
diff --git a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserFlag.kt b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserFlag.kt
index 19ec043b..49560696 100644
--- a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserFlag.kt
+++ b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserFlag.kt
@@ -27,4 +27,14 @@ class ArgParserFlag : LookupArgParser {
             testMeta.itemFlags.containsAll(flags)
         }
     }
-}
\ No newline at end of file
+
+    override fun serializeBack(meta: ItemMeta): String? {
+        val flags = meta.itemFlags
+
+        if (flags.isEmpty()) {
+            return null
+        }
+
+        return flags.joinToString(" ") { it.name.lowercase() }
+    }
+}
diff --git a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserName.kt b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserName.kt
index a77b0b19..19852e9f 100644
--- a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserName.kt
+++ b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserName.kt
@@ -30,4 +30,12 @@ class ArgParserName : LookupArgParser {
             testMeta.displayName == formatted
         }
     }
+
+    override fun serializeBack(meta: ItemMeta): String? {
+        if (!meta.hasDisplayName()) {
+            return null
+        }
+
+        return "name:${meta.displayName}"
+    }
 }
\ No newline at end of file
diff --git a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserTexture.kt b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserTexture.kt
index 49c9e1a7..70bea9cd 100644
--- a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserTexture.kt
+++ b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserTexture.kt
@@ -36,4 +36,12 @@ class ArgParserTexture : LookupArgParser {
             texture == SkullUtils.getSkullTexture(testMeta)
         }
     }
+
+    override fun serializeBack(meta: ItemMeta): String? {
+        if (meta !is SkullMeta) {
+            return null
+        }
+
+        return "texture:${SkullUtils.getSkullTexture(meta)}"
+    }
 }
\ No newline at end of file
diff --git a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserUnbreakable.kt b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserUnbreakable.kt
index 87dbf86a..f2f5f523 100644
--- a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserUnbreakable.kt
+++ b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserUnbreakable.kt
@@ -27,4 +27,12 @@ class ArgParserUnbreakable : LookupArgParser {
             testMeta.isUnbreakable
         }
     }
+
+    override fun serializeBack(meta: ItemMeta): String? {
+        if (!meta.isUnbreakable) {
+            return null
+        }
+
+        return "unbreakable"
+    }
 }
\ No newline at end of file