diff --git a/src/main/java/org/gcube/common/storagehub/client/dsl/ItemContainer.java b/src/main/java/org/gcube/common/storagehub/client/dsl/ItemContainer.java
index 35d9032..a22f193 100644
--- a/src/main/java/org/gcube/common/storagehub/client/dsl/ItemContainer.java
+++ b/src/main/java/org/gcube/common/storagehub/client/dsl/ItemContainer.java
@@ -2,6 +2,7 @@ package org.gcube.common.storagehub.client.dsl;
 
 import org.gcube.common.storagehub.client.StreamDescriptor;
 import org.gcube.common.storagehub.client.proxies.ItemManagerClient;
+import org.gcube.common.storagehub.model.Metadata;
 import org.gcube.common.storagehub.model.items.FolderItem;
 import org.gcube.common.storagehub.model.items.Item;
 
@@ -12,6 +13,8 @@ public abstract class ItemContainer<I extends Item> {
 	protected String itemId = null;
 	protected I item;
 	
+	boolean invalidated = false;
+	
 	protected ItemContainer(ItemManagerClient itemclient, I item) {
 		this.itemclient = itemclient;
 		this.itemId = item.getId();
@@ -36,14 +39,18 @@ public abstract class ItemContainer<I extends Item> {
 	
 	@SuppressWarnings("unchecked")
 	public I get() {
-		if (item==null) return (I)itemclient.get(itemId);
+		if (item==null || invalidated) {
+			I toRet = (I)itemclient.get(itemId);
+			invalidated = false;
+			return toRet;
+		}
 		else return item;
 	}
 	
-	private I get(boolean reset) {
-		this.item = (I)itemclient.get(itemId);
-		return this.item;
+	protected void invalidateItem() {
+		invalidated = true;
 	}
+		
 	
 	public StreamDescriptor download(String ... nodeIdsToExclude) {
 		return itemclient.download(this.itemId, nodeIdsToExclude);
@@ -55,18 +62,22 @@ public abstract class ItemContainer<I extends Item> {
 	
 	public void delete() {
 		itemclient.delete(this.itemId);
+		invalidateItem();
 	}
 	
-	public OpenResolver rename(String newName) {
+	public void rename(String newName) {
 		itemclient.rename(this.getId(), newName);
-		return new OpenResolver(this.get(true), itemclient);
+		invalidateItem();
 	}
 	
-	public OpenResolver move(FolderContainer folder) {
+	public void move(FolderContainer folder) {
 		itemclient.move(this.getId(), folder.getId());
-		return new OpenResolver(this.get(true), itemclient);
-		
-		
+		invalidateItem();
+	}
+	
+	public void setMetadata(Metadata metadata) {
+		itemclient.setMetadata(this.getId(), metadata);
+		invalidateItem();
 	}
 	
 	public FolderContainer getRootSharedFolder() {
diff --git a/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java b/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java
index 6c555aa..4244088 100644
--- a/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java
+++ b/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java
@@ -18,6 +18,7 @@ import org.gcube.common.clients.delegates.ProxyDelegate;
 import org.gcube.common.gxrest.request.GXWebTargetAdapterRequest;
 import org.gcube.common.gxrest.response.inbound.GXInboundResponse;
 import org.gcube.common.storagehub.client.StreamDescriptor;
+import org.gcube.common.storagehub.model.Metadata;
 import org.gcube.common.storagehub.model.acls.ACL;
 import org.gcube.common.storagehub.model.acls.AccessType;
 import org.gcube.common.storagehub.model.annotations.RootNode;
@@ -736,5 +737,34 @@ public class DefaultItemManager implements ItemManagerClient {
 			throw new RuntimeException(e);
 		}
 	}
+
+
+	@Override
+	public String setMetadata(String id, Metadata metadata) {
+		Call<GXWebTargetAdapterRequest, String> call = new Call<GXWebTargetAdapterRequest, String>() {
+			@Override
+			public String call(GXWebTargetAdapterRequest manager) throws Exception {
+				GXWebTargetAdapterRequest myManager = manager.path(id)
+						.path("metadata");
+					
+				
+				GXInboundResponse response = myManager.put(Entity.json(metadata));
+				
+				if (response.isErrorResponse()) {
+					if (response.hasException()) 
+						throw response.getException();
+					else 
+						throw new BackendGenericError();
+				}
+				
+				return response.getSource().readEntity(String.class);
+			}
+		};
+		try {
+			return delegate.make(call);
+		}catch(Exception e) {
+			throw new RuntimeException(e);
+		}
+	}
 	
 }
diff --git a/src/main/java/org/gcube/common/storagehub/client/proxies/ItemManagerClient.java b/src/main/java/org/gcube/common/storagehub/client/proxies/ItemManagerClient.java
index 3fc6cfc..de7b900 100644
--- a/src/main/java/org/gcube/common/storagehub/client/proxies/ItemManagerClient.java
+++ b/src/main/java/org/gcube/common/storagehub/client/proxies/ItemManagerClient.java
@@ -6,6 +6,7 @@ import java.util.List;
 import java.util.Set;
 
 import org.gcube.common.storagehub.client.StreamDescriptor;
+import org.gcube.common.storagehub.model.Metadata;
 import org.gcube.common.storagehub.model.acls.ACL;
 import org.gcube.common.storagehub.model.acls.AccessType;
 import org.gcube.common.storagehub.model.items.Item;
@@ -63,4 +64,6 @@ public interface ItemManagerClient {
 
 	StreamDescriptor downloadSpecificVersion(String id, String version);
 	
+	String setMetadata(String id,Metadata metadata);
+	
 }
diff --git a/src/test/java/org/gcube/data/access/fs/Items.java b/src/test/java/org/gcube/data/access/fs/Items.java
index ba05b62..00b020c 100644
--- a/src/test/java/org/gcube/data/access/fs/Items.java
+++ b/src/test/java/org/gcube/data/access/fs/Items.java
@@ -202,6 +202,9 @@ public class Items {
 
 	}
 	
+
+	
+	
 	/*
 
 	static String baseUrl="http://workspace-repository1-d.d4science.org/storagehub";
diff --git a/src/test/java/org/gcube/data/access/fs/TestCall.java b/src/test/java/org/gcube/data/access/fs/TestCall.java
index d28d41d..3907f23 100644
--- a/src/test/java/org/gcube/data/access/fs/TestCall.java
+++ b/src/test/java/org/gcube/data/access/fs/TestCall.java
@@ -7,6 +7,7 @@ import java.io.FileOutputStream;
 import java.net.URI;
 import java.nio.file.Files;
 import java.util.Arrays;
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.regex.Matcher;
@@ -24,6 +25,7 @@ import org.gcube.common.storagehub.client.StreamDescriptor;
 import org.gcube.common.storagehub.client.plugins.AbstractPlugin;
 import org.gcube.common.storagehub.client.proxies.ItemManagerClient;
 import org.gcube.common.storagehub.client.proxies.WorkspaceManagerClient;
+import org.gcube.common.storagehub.model.Metadata;
 import org.gcube.common.storagehub.model.Paths;
 import org.gcube.common.storagehub.model.acls.ACL;
 import org.gcube.common.storagehub.model.acls.AccessType;
@@ -131,6 +133,19 @@ public class TestCall {
 		System.in.read();
 	}
 
+	@Test 
+	public void setMetadata() {
+		final ItemManagerClient client = AbstractPlugin.item().build();
+		Metadata meta = new Metadata();
+		HashMap<String, Object> prop = new HashMap<>();
+		prop.put("folderProp", "test2");
+		prop.put("folderProp2", "test2");
+		meta.setValues(prop);
+		client.setMetadata("8822478a-4fd3-41d5-87de-9ff161d0935e", meta);
+		
+		
+	}
+	
 	
 	@Test
 	public void upload() throws Exception{