diff --git a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/entity/furniture/LoadedFurniture.java b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/entity/furniture/LoadedFurniture.java
index e12c41a4c..632b581bc 100644
--- a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/entity/furniture/LoadedFurniture.java
+++ b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/entity/furniture/LoadedFurniture.java
@@ -25,6 +25,7 @@ import org.jetbrains.annotations.Nullable;
 import org.joml.Quaternionf;
 import org.joml.Vector3f;
 
+import java.io.IOException;
 import java.lang.ref.WeakReference;
 import java.util.*;
 
@@ -32,7 +33,7 @@ public class LoadedFurniture implements Furniture {
     private final Key id;
     private final CustomFurniture furniture;
     private final AnchorType anchorType;
-    private final FurnitureExtraData extraData;
+    private FurnitureExtraData extraData;
     // location
     private final Location location;
     // base entity
@@ -315,6 +316,21 @@ public class LoadedFurniture implements Furniture {
         return this.extraData;
     }
 
+    @Override
+    public void setExtraData(FurnitureExtraData extraData) {
+        this.extraData = extraData;
+        this.save();
+    }
+
+    @Override
+    public void save() {
+        try {
+            this.baseEntity().getPersistentDataContainer().set(BukkitFurnitureManager.FURNITURE_EXTRA_DATA_KEY, PersistentDataType.BYTE_ARRAY, this.extraData.toBytes());
+        } catch (IOException e) {
+            CraftEngine.instance().logger().warn("Failed to save furniture data.", e);
+        }
+    }
+
     public void spawnSeatEntityForPlayer(org.bukkit.entity.Player player, Seat seat) {
         Location location = this.calculateSeatLocation(seat);
         Entity seatEntity = seat.limitPlayerRotation() ?
diff --git a/core/src/main/java/net/momirealms/craftengine/core/entity/furniture/Furniture.java b/core/src/main/java/net/momirealms/craftengine/core/entity/furniture/Furniture.java
index 249a5872d..fea19d1e0 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/entity/furniture/Furniture.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/entity/furniture/Furniture.java
@@ -48,4 +48,8 @@ public interface Furniture {
     void spawnSeatEntityForPlayer(Player player, Seat seat);
 
     FurnitureExtraData extraData();
+
+    void setExtraData(FurnitureExtraData extraData);
+
+    void save();
 }
diff --git a/core/src/main/java/net/momirealms/craftengine/core/entity/furniture/FurnitureExtraData.java b/core/src/main/java/net/momirealms/craftengine/core/entity/furniture/FurnitureExtraData.java
index 9ed9dad3d..940b0b0be 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/entity/furniture/FurnitureExtraData.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/entity/furniture/FurnitureExtraData.java
@@ -19,6 +19,18 @@ public class FurnitureExtraData {
         this.data = data;
     }
 
+    public static FurnitureExtraData of(CompoundTag data) {
+        return new FurnitureExtraData(data);
+    }
+
+    public CompoundTag copyTag() {
+        return this.data.copy();
+    }
+
+    public CompoundTag unsafeTag() {
+        return this.data;
+    }
+
     public Optional<Item<?>> item() {
         byte[] data = this.data.getByteArray(ITEM);
         if (data == null) return Optional.empty();