diff --git a/lib/ruby-box/client.rb b/lib/ruby-box/client.rb
index 22a66e8..6187607 100644
--- a/lib/ruby-box/client.rb
+++ b/lib/ruby-box/client.rb
@@ -15,9 +15,9 @@ def root_folder
       folder_by_id('0')
     end
 
-    def folder_by_id(id)
+    def folder_by_id(id, fields=nil)
       folder = Folder.new(@session, {'id' => id})
-      folder.reload_meta
+      folder.reload_meta(fields)
     end
 
     def folder(path='/')
@@ -26,9 +26,9 @@ def folder(path='/')
       folder_from_split_path( split_path(path) )
     end
 
-    def file_by_id(id)
+    def file_by_id(id, fields=nil)
       file = File.new(@session, {'id' => id})
-      file.reload_meta
+      file.reload_meta(fields)
     end
 
     def file(path)
diff --git a/lib/ruby-box/item.rb b/lib/ruby-box/item.rb
index e0b447c..b52173a 100644
--- a/lib/ruby-box/item.rb
+++ b/lib/ruby-box/item.rb
@@ -63,8 +63,9 @@ def delete(opts={})
       resp = @session.delete( url )
     end
 
-    def reload_meta
+    def reload_meta(fields=nil)
       url = "#{RubyBox::API_URL}/#{resource_name}/#{@raw_item['id']}"
+      url = "#{url}?fields=#{fields.map(&:to_s).join(',')}" if fields
       @raw_item = @session.get( url )
       self
     end
@@ -175,7 +176,5 @@ def serialize
     def update_fields
       ['name', 'description', 'parent']
     end
-
-
   end
 end