     bottomNavBar.alignment = .centered
 
     // Add items to the bottom navigation bar.
-    let tabBarItem1 = UITabBarItem(title: "Home", image: UIImage(named: "Home"), tag: 0)
-    let tabBarItem2 =
-      UITabBarItem(title: "Messages", image: UIImage(named: "Email"), tag: 0)
+    tabBarItem1.accessibilityValue = "New items"
+
     bottomNavBar.items = [ tabBarItem1, tabBarItem2 ]
 
     // Select a bottom navigation bar item.

import MaterialComponents.MaterialBottomNavigation_Theming
import MaterialComponents.MaterialContainerScheme

class BottomNavigationNilBadges : UIViewController {

  @objc var containerScheme: MDCContainerScheming = MDCContainerScheme()

  // Create a bottom navigation bar to add to a view.
  let bottomNavBar = MDCBottomNavigationBar()

  init() {
    super.init(nibName: nil, bundle: nil)


    view.backgroundColor = containerScheme.colorScheme.backgroundColor
    view.addSubview(bottomNavBar)
    bottomNavBar.delegate = self

    // Always show bottom navigation bar item titles.
    bottomNavBar.titleVisibility = .always
