diff --git a/bootstrap/tui/widgets/locals_panel.py b/bootstrap/tui/widgets/locals_panel.py
index fa86e14..531a7af 100644
--- a/bootstrap/tui/widgets/locals_panel.py
+++ b/bootstrap/tui/widgets/locals_panel.py
@@ -1,5 +1,7 @@
-from typing import Any, Dict
+from typing import Any, Dict, List
 
+import numpy as np
+import torch
 from textual.app import ComposeResult
 from textual.containers import VerticalScroll
 from textual.widgets import Collapsible, Pretty, Static
@@ -11,10 +13,17 @@ def compose(self) -> ComposeResult:
 
     async def add_locals(self, locals: Dict[str, Any]) -> None:
         for name, val in locals.items():
+            title = f"{name}: {type(val).__name__}"
+            if isinstance(val, torch.Tensor) or isinstance(val, np.ndarray):
+                title += f", {val.shape}"
+            elif isinstance(val, List):
+                title += f", {len(val)} elements"
+            elif isinstance(val, Dict):
+                title += f", {len(val)} keys"
             await self.query_one("#locals").mount(
                 Collapsible(
                     Pretty(val),
-                    title=name,
+                    title=title,
                 )
             )