diff --git a/src/main/java/org/janelia/saalfeldlab/paintera/meshes/MeshExporterObj.java b/src/main/java/org/janelia/saalfeldlab/paintera/meshes/MeshExporterObj.java
index 13fa81dd2..e81d99c68 100644
--- a/src/main/java/org/janelia/saalfeldlab/paintera/meshes/MeshExporterObj.java
+++ b/src/main/java/org/janelia/saalfeldlab/paintera/meshes/MeshExporterObj.java
@@ -15,12 +15,12 @@ public class MeshExporterObj<T> extends MeshExporter<T> {
 
 	private long numVertices = 0;
 
-	public void exportMaterial(String path, final long[] ids, final Color[] colors) {
+	public void exportMaterial(String path, final String[] ids, final Color[] colors) {
 		final String materialPath = path + ".mtl";
 		try (final FileWriter writer = new FileWriter(materialPath, false)) {
 			final StringBuilder sb = new StringBuilder();
 			for (int i = 0; i < ids.length; i++) {
-				final long id = ids[i];
+				final String id = ids[i];
 				final Color specularColor = colors[i];
 				final double red = specularColor.getRed();
 				final double green = specularColor.getGreen();
diff --git a/src/main/kotlin/org/janelia/saalfeldlab/paintera/state/IntersectingSourceStatePreferencePaneNode.kt b/src/main/kotlin/org/janelia/saalfeldlab/paintera/state/IntersectingSourceStatePreferencePaneNode.kt
index 5b09c4f9d..e05d39dca 100644
--- a/src/main/kotlin/org/janelia/saalfeldlab/paintera/state/IntersectingSourceStatePreferencePaneNode.kt
+++ b/src/main/kotlin/org/janelia/saalfeldlab/paintera/state/IntersectingSourceStatePreferencePaneNode.kt
@@ -1,10 +1,18 @@
 package org.janelia.saalfeldlab.paintera.state
 
+import javafx.geometry.Pos
 import javafx.scene.Node
+import javafx.scene.control.Button
 import javafx.scene.control.ColorPicker
+import javafx.scene.layout.HBox
+import javafx.scene.layout.VBox
 import org.janelia.saalfeldlab.fx.extensions.createNullableValueBinding
+import org.janelia.saalfeldlab.paintera.meshes.MeshExporterObj
+import org.janelia.saalfeldlab.paintera.meshes.MeshInfo
+import org.janelia.saalfeldlab.paintera.meshes.managed.MeshManagerWithSingleMesh
 import org.janelia.saalfeldlab.paintera.meshes.ui.MeshSettingsController
 import org.janelia.saalfeldlab.paintera.meshes.ui.MeshSettingsController.Companion.addGridOption
+import org.janelia.saalfeldlab.paintera.ui.source.mesh.MeshExporterDialog
 import org.janelia.saalfeldlab.util.Colors
 
 class IntersectingSourceStatePreferencePaneNode(private val state: IntersectingSourceState<*, *>) {
@@ -12,7 +20,7 @@ class IntersectingSourceStatePreferencePaneNode(private val state: IntersectingS
 	val node: Node
 		get() {
 			val manager = state.meshManager
-			val settings = manager.settings
+			val settings = manager.globalSettings
 
 			return SourceState.defaultPreferencePaneNode(state.compositeProperty()).apply {
 				children += MeshSettingsController(settings, state::refreshMeshes).createTitledPane(
@@ -29,7 +37,36 @@ class IntersectingSourceStatePreferencePaneNode(private val state: IntersectingS
 					}
 
 					addGridOption("Color", colorPicker)
+				}.also {
+					it.content = VBox(it.content).apply {
+						val exportMeshButton = Button("Export all")
+						exportMeshButton.setOnAction { _ ->
+							val manager = state.meshManager as MeshManagerWithSingleMesh<IntersectingSourceStateMeshCacheKey<*, *>>
+							val key = manager.meshKey!!
+							val exportDialog = MeshExporterDialog(MeshInfo(key, manager))
+							val result = exportDialog.showAndWait()
+							if (result.isPresent) {
+								result.get().run {
+									(meshExporter as? MeshExporterObj<*>)?.run {
+										exportMaterial(filePath, arrayOf(""), arrayOf(Colors.toColor(state.converter().color)))
+									}
+									meshExporter.exportMesh(
+										manager.getBlockListFor,
+										manager.getMeshFor,
+										manager.getSettings(key),
+										key,
+										scale,
+										filePath,
+										false
+									)
+								}
+							}
+						}
+						val buttonBox = HBox(exportMeshButton).also { it.alignment = Pos.BOTTOM_RIGHT }
+						children += buttonBox
+
+					}
 				}
 			}
 		}
-}
+}
\ No newline at end of file
diff --git a/src/main/kotlin/org/janelia/saalfeldlab/paintera/state/ThresholdingSourceStatePreferencePaneNode.kt b/src/main/kotlin/org/janelia/saalfeldlab/paintera/state/ThresholdingSourceStatePreferencePaneNode.kt
index a738d015a..baa05392b 100644
--- a/src/main/kotlin/org/janelia/saalfeldlab/paintera/state/ThresholdingSourceStatePreferencePaneNode.kt
+++ b/src/main/kotlin/org/janelia/saalfeldlab/paintera/state/ThresholdingSourceStatePreferencePaneNode.kt
@@ -16,8 +16,11 @@ import org.janelia.saalfeldlab.fx.TitledPanes
 import org.janelia.saalfeldlab.fx.ui.NamedNode
 import org.janelia.saalfeldlab.fx.ui.NumberField
 import org.janelia.saalfeldlab.fx.ui.ObjectField
+import org.janelia.saalfeldlab.paintera.meshes.MeshExporterObj
+import org.janelia.saalfeldlab.paintera.meshes.MeshInfo
 import org.janelia.saalfeldlab.paintera.meshes.ui.MeshSettingsController
 import org.janelia.saalfeldlab.paintera.ui.PainteraAlerts
+import org.janelia.saalfeldlab.paintera.ui.source.mesh.MeshExporterDialog
 
 class ThresholdingSourceStatePreferencePaneNode(private val state: ThresholdingSourceState<*, *>) {
 
@@ -26,6 +29,7 @@ class ThresholdingSourceStatePreferencePaneNode(private val state: ThresholdingS
 			.also { it.children.addAll(createBasicNote(), createMeshesNode()) }
 
 	private fun createBasicNote(): Node {
+
 		val min = NumberField
 			.doubleField(state.minProperty().get(), { true }, ObjectField.SubmitOn.ENTER_PRESSED, ObjectField.SubmitOn.FOCUS_LOST)
 			.also { it.valueProperty().addListener { _, _, new -> state.minProperty().set(new.toDouble()) } }
@@ -82,6 +86,33 @@ class ThresholdingSourceStatePreferencePaneNode(private val state: ThresholdingS
 		state.meshManager.managedSettings.meshesEnabledProperty,
 		titledPaneGraphicsSettings = MeshSettingsController.TitledPaneGraphicsSettings("Meshes"),
 		helpDialogSettings = MeshSettingsController.HelpDialogSettings(headerText = "Meshes")
-	)
+	).also {
+		it.content = VBox(it.content).apply {
+			val exportMeshButton = Button("Export all")
+			exportMeshButton.setOnAction { _ ->
+				val exportDialog = MeshExporterDialog(MeshInfo(state.meshManager.meshKey, state.meshManager))
+				val result = exportDialog.showAndWait()
+				if (result.isPresent) {
+					result.get().run {
+						(meshExporter as? MeshExporterObj<*>)?.run {
+							exportMaterial(filePath, arrayOf(""), arrayOf(state.colorProperty().get()))
+						}
+						meshExporter.exportMesh(
+							state.meshManager.getBlockListFor,
+							state.meshManager.getMeshFor,
+							state.meshSettings,
+							state.thresholdBounds,
+							scale,
+							filePath,
+							false
+						)
+					}
+				}
+			}
+			val buttonBox = HBox(exportMeshButton).also { it.alignment = Pos.BOTTOM_RIGHT }
+			children += buttonBox
+
+		}
+	}
 
 }