diff --git a/README.md b/README.md
index dfd3d79..8347379 100644
--- a/README.md
+++ b/README.md
@@ -1,14 +1,8 @@
 <img align="right" height="128" width="128" alt="" loading="lazy" decoding="async" src="./src/main/resources/icon.png"/>
 
-# Playground
+# Craftable Chainmail Armor
 
-This is the beginning of awesome mods!
+Craft chainmail armors from chainlinks.
 
 > **Important**
 > Required [Babric](https://github.com/Turnip-Labs/babric-instance-repo/releases) to run the mod.
-
-## Features
-
-- Feature #1
-- Feature #2
-- Feature #3
diff --git a/gradle.properties b/gradle.properties
index 3b645be..dbc8f87 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -10,6 +10,6 @@ loader_version=0.14.19-babric.1-bta
 # halplibe_version=2.3.0
 
 # Mod
-mod_version=1.0.0
+mod_version=1.0.2
 mod_group=rootenginear
-mod_name=playground
+mod_name=craftablechainmailarmor
diff --git a/src/main/java/rootenginear/craftablechainmailarmor/CraftableChainmailArmor.java b/src/main/java/rootenginear/craftablechainmailarmor/CraftableChainmailArmor.java
new file mode 100644
index 0000000..fa339a4
--- /dev/null
+++ b/src/main/java/rootenginear/craftablechainmailarmor/CraftableChainmailArmor.java
@@ -0,0 +1,40 @@
+package rootenginear.craftablechainmailarmor;
+
+import net.fabricmc.api.ModInitializer;
+import net.minecraft.core.block.Block;
+import net.minecraft.core.crafting.CraftingManager;
+import net.minecraft.core.item.Item;
+import net.minecraft.core.item.ItemStack;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class CraftableChainmailArmor implements ModInitializer {
+    public static final Logger LOGGER = LoggerFactory.getLogger("craftablechainmailarmor");
+
+	static {
+		// Prevent Java compiler to remove unused import
+		Block $ = Block.blockOlivine;
+	}
+
+	public static final CraftingManager craftingManager = CraftingManager.getInstance();
+
+    @Override
+    public void onInitialize() {
+		craftingManager.addRecipe(new ItemStack(Item.armorHelmetChainmail, 1, 217), "AAA",
+			"A A",
+			'A', Item.chainlink);
+		craftingManager.addRecipe(new ItemStack(Item.armorChestplateChainmail, 1, 239), "A A",
+			"AAA",
+			"AAA",
+			'A', Item.chainlink);
+		craftingManager.addRecipe(new ItemStack(Item.armorLeggingsChainmail, 1, 231), "AAA",
+			"A A",
+			"A A",
+			'A', Item.chainlink);
+		craftingManager.addRecipe(new ItemStack(Item.armorBootsChainmail, 1, 224), "A A",
+			"A A",
+			'A', Item.chainlink);
+
+		LOGGER.info("Craftable Chainmail Armor initialized.");
+    }
+}
diff --git a/src/main/java/rootenginear/playground/Playground.java b/src/main/java/rootenginear/playground/Playground.java
deleted file mode 100644
index 660347b..0000000
--- a/src/main/java/rootenginear/playground/Playground.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package rootenginear.playground;
-
-import net.fabricmc.api.ModInitializer;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-public class Playground implements ModInitializer {
-    public static final String MOD_ID = "playground";
-    public static final Logger LOGGER = LoggerFactory.getLogger(MOD_ID);
-
-    @Override
-    public void onInitialize() {
-        LOGGER.info("Playground initialized.");
-    }
-}
diff --git a/src/main/resources/fabric.mod.json b/src/main/resources/fabric.mod.json
index 4d34a7b..ad51266 100644
--- a/src/main/resources/fabric.mod.json
+++ b/src/main/resources/fabric.mod.json
@@ -1,28 +1,25 @@
 {
   "schemaVersion": 1,
-  "id": "playground",
+  "id": "craftablechainmailarmor",
   "version": "${version}",
-  "name": "Playground",
-  "description": "This is the beginning of awesome mods!",
+  "name": "Craftable Chainmail Armor",
+  "description": "Craft chainmail armors from chainlinks.",
   "authors": [
     "rootEnginear"
   ],
 	"icon": "icon.png",
   "contact": {
-    "homepage": "https://github.com/rootEnginear/bta-rootenginear-mods",
-    "sources": "https://github.com/rootEnginear/bta-rootenginear-mods",
+    "homepage": "https://github.com/rootEnginear/bta-rootenginear-mods/tree/craftable-chainmail-armor",
+    "sources": "https://github.com/rootEnginear/bta-rootenginear-mods/tree/craftable-chainmail-armor",
     "issues": "https://github.com/rootEnginear/bta-rootenginear-mods/issues"
   },
   "license": "CC0-1.0",
   "environment": "*",
   "entrypoints": {
     "main": [
-			"rootenginear.playground.Playground"
+			"rootenginear.craftablechainmailarmor.CraftableChainmailArmor"
     ]
   },
-  "mixins": [
-      "playground.mixins.json"
-  ],
   "depends": {
     "fabricloader": ">=0.13.3"
   }
diff --git a/src/main/resources/icon.png b/src/main/resources/icon.png
index df525b9..c33b832 100644
Binary files a/src/main/resources/icon.png and b/src/main/resources/icon.png differ
diff --git a/src/main/resources/playground.mixins.json b/src/main/resources/playground.mixins.json
deleted file mode 100644
index 97606d0..0000000
--- a/src/main/resources/playground.mixins.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-    "required": true,
-    "minVersion": "0.8",
-    "package": "rootenginear.playground.mixin",
-    "compatibilityLevel": "JAVA_8",
-    "mixins": [
-    ],
-    "injectors": {
-        "defaultRequire": 1
-  }
-}