diff --git a/src/main/java/world/bentobox/challenges/panel/util/ConfirmationGUI.java b/src/main/java/world/bentobox/challenges/panel/util/ConfirmationGUI.java
new file mode 100644
index 0000000..9ba7ac1
--- /dev/null
+++ b/src/main/java/world/bentobox/challenges/panel/util/ConfirmationGUI.java
@@ -0,0 +1,138 @@
+package world.bentobox.challenges.panel.util;
+
+
+
+
+import org.bukkit.Material;
+
+import java.util.*;
+
+import world.bentobox.bentobox.BentoBox;
+import world.bentobox.bentobox.api.commands.CompositeCommand;
+import world.bentobox.bentobox.api.panels.builders.PanelBuilder;
+import world.bentobox.bentobox.api.panels.builders.PanelItemBuilder;
+import world.bentobox.bentobox.api.user.User;
+import world.bentobox.challenges.panel.CommonGUI;
+
+
+/**
+ * This GUI is used to confirm that user wants to run command, that should be created from
+ * command string list.
+ */
+public class ConfirmationGUI
+{
+	/**
+	 * This constructor inits and opens ConfirmationGUI.
+	 * @param user Gui Caller.
+	 * @param parentGUI Parent GUI.
+	 * @param commandLabels Command labels.
+	 * @param variables Variables at the end of command.
+	 */
+	public ConfirmationGUI(BentoBox plugin,
+		User user,
+		CommonGUI parentGUI,
+		List<String> commandLabels,
+		String... variables)
+	{
+		this.plugin = plugin;
+		this.user = user;
+		this.parentGUI = parentGUI;
+		this.commandLabels = commandLabels;
+		this.variables = variables;
+
+		if (this.commandLabels.isEmpty())
+		{
+			this.user.sendMessage("challenges.errors.missing-command");
+		}
+		else
+		{
+			this.build();
+		}
+	}
+
+
+	/**
+	 * This method builds confirmation panel with 2 buttons.
+	 */
+	public void build()
+	{
+		PanelBuilder panelBuilder = new PanelBuilder().name(this.user.getTranslation("challenges.gui.admin.confirm-title"));
+
+		panelBuilder.item(3, new PanelItemBuilder().
+			name(this.user.getTranslation("challenges.gui.admin.buttons.proceed")).
+			icon(Material.GREEN_STAINED_GLASS_PANE).
+			clickHandler((panel, user1, clickType, index) ->
+			{
+				Iterator<String> iterator = this.commandLabels.iterator();
+
+				CompositeCommand command = this.plugin.getCommandsManager().getCommand(iterator.next());
+
+				while (iterator.hasNext() && command != null)
+				{
+					Optional<CompositeCommand> commandOptional = command.getSubCommand(iterator.next());
+
+					if (commandOptional.isPresent())
+					{
+						command = commandOptional.get();
+					}
+					else
+					{
+						this.user.sendMessage("challenges.errors.missing-command");
+						command = null;
+					}
+				}
+
+				if (command != null)
+				{
+					command.execute(this.user, "CONFIRMATION", Arrays.asList(this.variables));
+				}
+
+				this.user.closeInventory();
+				this.parentGUI.build();
+				return true;
+			}).
+			build());
+
+		panelBuilder.item(5, new PanelItemBuilder().
+			name(this.user.getTranslation("challenges.gui.admin.buttons.cancel")).
+			icon(Material.RED_STAINED_GLASS_PANE).
+			clickHandler((panel, user1, clickType, i) ->
+			{
+				this.parentGUI.build();
+				return true;
+			}).
+			build());
+
+		panelBuilder.build();
+	}
+
+
+// ---------------------------------------------------------------------
+// Section: Variables
+// ---------------------------------------------------------------------
+
+	/**
+	 * BentoBox plugin.
+	 */
+	private BentoBox plugin;
+
+	/**
+	 * User who wants to run command.
+	 */
+	private User user;
+
+	/**
+	 * Parent GUI where should return on cancel or proceed.
+	 */
+	private CommonGUI parentGUI;
+
+	/**
+	 * List of command labels.
+	 */
+	private List<String> commandLabels;
+
+	/**
+	 * List of variables.
+	 */
+	private String[] variables;
+}