diff --git a/adelecv/api/modification_models/convert.py b/adelecv/api/modification_models/convert.py
index 5914780..18f0c8c 100644
--- a/adelecv/api/modification_models/convert.py
+++ b/adelecv/api/modification_models/convert.py
@@ -50,7 +50,7 @@ def __init__(
         self._weights_path = weights_path
         self._supported_formats = ['onnx']
         self._converter = {
-            'onnx': TorchToOnnx(img_shape)
+            'onnx': TorchToOnnx(self._input_shape)
         }
 
     def run(
diff --git a/adelecv/api/modification_models/conveter.py b/adelecv/api/modification_models/conveter.py
index 4612484..ff4887d 100644
--- a/adelecv/api/modification_models/conveter.py
+++ b/adelecv/api/modification_models/conveter.py
@@ -5,8 +5,8 @@
 
 
 class BaseConverter(abc.ABC):
-    def __init__(self, input_shape):
-        self._dummy_input = torch.zeros(input_shape)
+    def __init__(self, input_shape: list[int]):
+        self._dummy_input = torch.zeros(input_shape)    # BxCxHxW
 
     @property
     def dummy_input(self):
diff --git a/adelecv/ui/dashboard/callbacks/table_models.py b/adelecv/ui/dashboard/callbacks/table_models.py
index 63917d1..c0ef734 100644
--- a/adelecv/ui/dashboard/callbacks/table_models.py
+++ b/adelecv/ui/dashboard/callbacks/table_models.py
@@ -2,8 +2,8 @@
 from dash.exceptions import PreventUpdate
 
 from adelecv.api.config import Settings
-from adelecv.api.modification_models.export import ExportWeights
-from adelecv.ui.dashboard.app import app
+from adelecv.api.modification_models import ExportWeights, ConvertWeights
+from adelecv.ui.dashboard.app import app, _task
 
 
 @app.callback(
@@ -24,7 +24,8 @@ def export_weights(n_clicks, rows, derived_virtual_selected_rows):
 
 
 @app.callback(
-    Input("convert-weights", "n_clicks"),
+    Output("download-converted-onnx", "data"),
+    Input("convert-weights-format-onnx", "n_clicks"),
     State('stats-models-table', "derived_virtual_data"),
     State('stats-models-table', "derived_virtual_selected_rows"),
     prevent_initial_call=True
@@ -33,6 +34,10 @@ def convert_weights(n_clicks, rows, derived_virtual_selected_rows):
     if not n_clicks:
         raise PreventUpdate()
 
-    print('convert weights', derived_virtual_selected_rows)
-    print(rows)
-    # return ''
+    id_selected = {rows[i]['_id'] for i in derived_virtual_selected_rows}
+    img_shape = _task.img_shape[0], _task.img_shape[0], 3
+    zip_path = ConvertWeights(
+        img_shape, Settings.WEIGHTS_PATH
+    ).run(id_selected, 'onnx')
+
+    return dcc.send_file(zip_path.as_posix())
diff --git a/adelecv/ui/dashboard/components/table_models.py b/adelecv/ui/dashboard/components/table_models.py
index d137850..af3a057 100644
--- a/adelecv/ui/dashboard/components/table_models.py
+++ b/adelecv/ui/dashboard/components/table_models.py
@@ -20,13 +20,23 @@ def table_models(df: pd.DataFrame) -> dbc.Container:
                     dbc.DropdownMenuItem(
                         "Export weights", id='export-weights'
                         ),
-                    dbc.DropdownMenuItem(
-                        "Convert weights", id='convert-weights'
-                        ),
+                    dbc.DropdownMenu(
+                        label="Convert weights",
+                        id='convert-weights',
+                        children=[
+                            dbc.DropdownMenuItem(
+                                "ONNX", id='convert-weights-format-onnx'
+                            ),
+                        ],
+                        color="secondary",
+                        direction="end",
+                        style={"margin-bottom": "1%"}
+                    ),
                 ],
                 style={"margin-bottom": "1%"}
             ),
             dcc.Download(id="download-weights"),
+            dcc.Download(id="download-converted-onnx"),
             html.Div(
                 [
                     dash_table.DataTable(
diff --git a/adelecv/ui/dashboard/task/base.py b/adelecv/ui/dashboard/task/base.py
index 9a420c5..efd928e 100644
--- a/adelecv/ui/dashboard/task/base.py
+++ b/adelecv/ui/dashboard/task/base.py
@@ -42,6 +42,7 @@ def __init__(self):
         self._dataset = None
         self._tb = None
         self._session_dataset = None
+        self._img_shape = None
 
     def launch(self, env_path: Path | None):
         if env_path is not None:
@@ -71,3 +72,11 @@ def _run_optimize(self) -> None:
     @property
     def stats_models(self) -> pd.DataFrame:
         return self._stats_models
+
+    @property
+    def img_shape(self) -> list[int, int]:
+        return self._img_shape
+
+    @img_shape.setter
+    def img_shape(self, new_val: list[int, int]):
+        self._img_shape = new_val
diff --git a/adelecv/ui/dashboard/task/segmentation_task.py b/adelecv/ui/dashboard/task/segmentation_task.py
index a47c877..290bd73 100644
--- a/adelecv/ui/dashboard/task/segmentation_task.py
+++ b/adelecv/ui/dashboard/task/segmentation_task.py
@@ -56,3 +56,4 @@ def load_dataset(
             batch_size
         )
         self._create_dataset_session()
+        self.img_shape = img_size