diff --git a/tools/blender_export_primitives.py b/tools/blender_export_primitives.py
index dc3a7da..b8728fa 100644
--- a/tools/blender_export_primitives.py
+++ b/tools/blender_export_primitives.py
@@ -39,29 +39,41 @@ bpy.ops.export_scene.gltf(
 )
 print(f"Exported sphere.glb (GREEN) to {output_dir}")
 
-# Delete sphere and create cube
+print(f"Exported sphere.glb (GREEN) to {output_dir}")
+
+# Delete sphere and create cube with RED material
 bpy.ops.object.delete()
 bpy.ops.mesh.primitive_cube_add(size=1.0, location=(0, 0, 0))
 cube = bpy.context.active_object
 cube.name = "Cube"
+bpy.ops.object.shade_smooth()
+# Apply red material
+red_mat = create_material("CubeMaterial", (1.0, 0.2, 0.2, 1.0))  # Red
+cube.data.materials.append(red_mat)
 bpy.ops.export_scene.gltf(
     filepath=os.path.join(output_dir, "cube.glb"),
     export_format='GLB',
     use_selection=True
 )
-print(f"Exported cube.glb to {output_dir}")
+print(f"Exported cube.glb (RED) to {output_dir}")
 
-# Delete cube and create ico sphere for the "model" placeholder
+print(f"Exported cube.glb (RED) to {output_dir}")
+
+# Delete cube and create ico sphere for the "model" placeholder with BLUE material
 bpy.ops.object.delete()
 bpy.ops.mesh.primitive_ico_sphere_add(subdivisions=2, radius=0.5, location=(0, 0, 0))
 ico = bpy.context.active_object
 ico.name = "IcoSphere"
+bpy.ops.object.shade_smooth()
+# Apply blue material
+blue_mat = create_material("IcoSphereMaterial", (0.2, 0.2, 1.0, 1.0))  # Blue
+ico.data.materials.append(blue_mat)
 bpy.ops.export_scene.gltf(
     filepath=os.path.join(output_dir, "model.glb"),
     export_format='GLB',
     use_selection=True
 )
-print(f"Exported model.glb to {output_dir}")
+print(f"Exported model.glb (BLUE) to {output_dir}")
 
 print("\n✓ All primitive models exported successfully!")
 print(f"Location: {output_dir}")