diff --git a/docs/api/en/core/Layers.html b/docs/api/en/core/Layers.html
index 8b5b5b8800849e27630285472d35ab8f5ae7fe08..66161e8487814757b24bf412aafef73c81b74a43 100644
--- a/docs/api/en/core/Layers.html
+++ b/docs/api/en/core/Layers.html
@@ -80,6 +80,16 @@
 			Toggle membership of *layer*.
 		</p>
 
+		<h3>[method:null enableAll]()</h3>
+		<p>
+			Add membership to all layers.
+		</p>
+
+		<h3>[method:null disableAll]()</h3>
+		<p>
+			Remove membership from all layers.
+		</p>
+
 		<h2>Source</h2>
 
 		<p>
diff --git a/examples/webgl_layers.html b/examples/webgl_layers.html
index 7957acbde4f593af8fd883a82409f35d9660b2a6..29922bb2ef769127d72453131b8e480ec30bd55e 100644
--- a/examples/webgl_layers.html
+++ b/examples/webgl_layers.html
@@ -93,26 +93,48 @@
 				stats = new Stats();
 				container.appendChild( stats.dom );
 
-				var layers = { red: true, green: true, blue: true };
+				var layers = {
 
-				//
-				// Init gui
-				var gui = new GUI();
-				gui.add( layers, 'red' ).onChange( function () {
+					'toggle red': function() {
+
+						camera.layers.toggle( 0 );
+
+					},
+
+					'toggle green': function() {
+
+						camera.layers.toggle( 1 );
+
+					},
 
-					camera.layers.toggle( 0 );
+					'toggle blue': function() {
 
-				} );
-				gui.add( layers, 'green' ).onChange( function () {
+						camera.layers.toggle( 2 );
 
-					camera.layers.toggle( 1 );
+					},
 
-				} );
-				gui.add( layers, 'blue' ).onChange( function () {
+					'enable all': function() {
 
-					camera.layers.toggle( 2 );
+						camera.layers.enableAll();
 
-				} );
+					},
+
+					'disable all': function() {
+
+						camera.layers.disableAll();
+
+					}
+
+				};
+
+				//
+				// Init gui
+				var gui = new GUI();
+				gui.add( layers, 'toggle red' );
+				gui.add( layers, 'toggle green' );
+				gui.add( layers, 'toggle blue' );
+				gui.add( layers, 'enable all' );
+				gui.add( layers, 'disable all' );
 
 				window.addEventListener( 'resize', onWindowResize, false );
 
diff --git a/src/core/Layers.d.ts b/src/core/Layers.d.ts
index 4dbf9431193045165b078df752316d1a1d546584..4911dc42fa3ab1a733921ed0502e3387ce723f6d 100644
--- a/src/core/Layers.d.ts
+++ b/src/core/Layers.d.ts
@@ -10,4 +10,7 @@ export class Layers {
 	disable( channel: number ): void;
 	test( layers: Layers ): boolean;
 
+	enableAll (): void;
+	disableAll (): void;
+
 }
diff --git a/src/core/Layers.js b/src/core/Layers.js
index 345b9cb79ce7e212cf2628fedb4b233807bf5d3e..fabbfaf2644d7a6ec00e7dd0827d10c7a61ed015 100644
--- a/src/core/Layers.js
+++ b/src/core/Layers.js
@@ -38,6 +38,18 @@ Object.assign( Layers.prototype, {
 
 		return ( this.mask & layers.mask ) !== 0;
 
+	},
+
+	enableAll: function () {
+
+		this.mask = 0xffffffff | 0;
+
+	},
+
+	disableAll: function () {
+
+		this.mask = 0;
+
 	}
 
 } );