diff --git a/karborclient/v1/protectables.py b/karborclient/v1/protectables.py
index d0d8463..55fc2c2 100644
--- a/karborclient/v1/protectables.py
+++ b/karborclient/v1/protectables.py
@@ -77,14 +77,27 @@ class ProtectableManager(base.ManagerWithFind):
             sort_dir=sort_dir, sort=sort)
         return self._list(url, response_key='instances', obj_class=Instances)
 
-    def get_instance(self, type, id, session_id=None):
+    def get_instance(self, type, id, search_opts=None, session_id=None):
         if session_id:
             headers = {'X-Configuration-Session': session_id}
         else:
             headers = {}
-        url = "/protectables/{protectable_type}/" \
-              "instances/{protectable_id}".format(protectable_type=type,
-                                                  protectable_id=id)
+
+        if search_opts is None:
+            search_opts = {}
+        query_params = {}
+        for key, val in search_opts.items():
+            if val:
+                query_params[key] = val
+        query_string = ""
+        if query_params:
+            params = sorted(query_params.items(), key=lambda x: x[0])
+            query_string = "?%s" % parse.urlencode(params)
+
+        url = ("/protectables/{protectable_type}/instances/"
+               "{protectable_id}{query_string}").format(
+            protectable_type=type, protectable_id=id,
+            query_string=query_string)
         return self._get(url, response_key="instance", headers=headers)
 
     def _build_instances_list_url(self, protectable_type,
diff --git a/karborclient/v1/shell.py b/karborclient/v1/shell.py
index 6376ec2..24ab0be 100644
--- a/karborclient/v1/shell.py
+++ b/karborclient/v1/shell.py
@@ -417,16 +417,28 @@ def do_protectable_show(cs, args):
     utils.print_dict(protectable.to_dict())
 
 
-@utils.arg('protectable_id',
-           metavar='<protectable_id>',
-           help='Protectable instance id.')
 @utils.arg('protectable_type',
            metavar='<protectable_type>',
            help='Protectable type.')
+@utils.arg('protectable_id',
+           metavar='<protectable_id>',
+           help='Protectable instance id.')
+@utils.arg('--parameters',
+           type=str,
+           nargs='*',
+           metavar='<key=value>',
+           default=None,
+           help='Show a instance by parameters key and value pair. '
+                'Default=None.')
 def do_protectable_show_instance(cs, args):
     """Shows instance details."""
+    search_opts = {
+        'parameters': (_extract_instances_parameters(args)
+                       if args.parameters else None),
+    }
     instance = cs.protectables.get_instance(args.protectable_type,
-                                            args.protectable_id)
+                                            args.protectable_id,
+                                            search_opts=search_opts)
     utils.print_dict(instance.to_dict())
 
 
@@ -462,11 +474,20 @@ def do_protectable_show_instance(cs, args):
                   'form of <key>[:<asc|desc>]. '
                   'Valid keys: %s. '
                   'Default=None.') % ', '.join(base.SORT_KEY_VALUES)))
+@utils.arg('--parameters',
+           type=str,
+           nargs='*',
+           metavar='<key=value>',
+           default=None,
+           help='List instances by parameters key and value pair. '
+                'Default=None.')
 def do_protectable_list_instances(cs, args):
     """Lists all protectable instances."""
 
     search_opts = {
         'type': args.type,
+        'parameters': (_extract_instances_parameters(args)
+                       if args.parameters else None),
     }
 
     if args.sort and (args.sort_key or args.sort_dir):
@@ -490,6 +511,19 @@ def do_protectable_list_instances(cs, args):
                      sortby_index=sortby_index)
 
 
+def _extract_instances_parameters(args):
+    parameters = {}
+    for parameter in args.parameters:
+        if '=' in parameter:
+            (key, value) = parameter.split('=', 1)
+        else:
+            key = parameter
+            value = None
+
+        parameters[key] = value
+    return parameters
+
+
 @utils.arg('provider_id',
            metavar='<provider_id>',
            help='Id of provider.')