diff --git a/spine-as3/spine-as3-example/lib/spine-as3.swc b/spine-as3/spine-as3-example/lib/spine-as3.swc
index 404d9a6e4..6ae93d136 100644
Binary files a/spine-as3/spine-as3-example/lib/spine-as3.swc and b/spine-as3/spine-as3-example/lib/spine-as3.swc differ
diff --git a/spine-as3/spine-as3/src/spine/SkeletonJson.as b/spine-as3/spine-as3/src/spine/SkeletonJson.as
index 00d671100..108df5a94 100644
--- a/spine-as3/spine-as3/src/spine/SkeletonJson.as
+++ b/spine-as3/spine-as3/src/spine/SkeletonJson.as
@@ -238,7 +238,7 @@ package spine {
 					for (var attachmentName : String in slotEntry) {
 						var attachment : Attachment = readAttachment(slotEntry[attachmentName], skin, slotIndex, attachmentName, skeletonData);
 						if (attachment != null)
-							skin.addAttachment(slotIndex, attachmentName, attachment);
+							skin.setAttachment(slotIndex, attachmentName, attachment);
 					}
 				}
 				skeletonData.skins[skeletonData.skins.length] = skin;
diff --git a/spine-as3/spine-as3/src/spine/Skin.as b/spine-as3/spine-as3/src/spine/Skin.as
index 82e028ba8..ac6db68ec 100644
--- a/spine-as3/spine-as3/src/spine/Skin.as
+++ b/spine-as3/spine-as3/src/spine/Skin.as
@@ -28,6 +28,7 @@
  *****************************************************************************/
 
 package spine {
+	import spine.attachments.MeshAttachment;
 	import flash.utils.Dictionary;
 
 	import spine.attachments.Attachment;
@@ -36,6 +37,8 @@ package spine {
 	public class Skin {
 		internal var _name : String;
 		private var _attachments : Vector.<Dictionary> = new Vector.<Dictionary>();
+		private var _bones: Vector.<BoneData> = new Vector.<BoneData>();
+		private var _constraints: Vector.<Constraint> = new Vector.<Constraint>();
 
 		public function Skin(name : String) {
 			if (name == null) throw new ArgumentError("name cannot be null.");
@@ -44,21 +47,149 @@ package spine {
 
 		public function setAttachment(slotIndex : int, name : String, attachment : Attachment) : void {
 			if (attachment == null) throw new ArgumentError("attachment cannot be null.");
-			if (slotIndex >= attachments.length) attachments.length = slotIndex + 1;
-			if (!attachments[slotIndex]) attachments[slotIndex] = new Dictionary();
-			attachments[slotIndex][name] = attachment;
+			if (slotIndex >= _attachments.length) _attachments.length = slotIndex + 1;
+			if (!_attachments[slotIndex]) _attachments[slotIndex] = new Dictionary();
+			_attachments[slotIndex][name] = attachment;
 		}
+		
+		public function addSkin (skin: Skin) : void {
+			var i : Number = 0, j : Number = 0;
+			var contained : Boolean = false;
+			
+			for(i = 0; i < skin._bones.length; i++) {
+				var bone : BoneData = skin._bones[i];
+				contained = false;
+				for (j = 0; j < _bones.length; j++) {
+					if (_bones[j] == bone) {
+						contained = true;
+						break;
+					}
+				}
+				if (!contained) _bones.push(bone);
+			}
 
-		/** @return May be null. */
+			for(i = 0; i < skin._constraints.length; i++) {
+				var constraint : Constraint = skin._constraints[i];
+				contained = false;
+				for (j = 0; j < this._constraints.length; j++) {
+					if (_constraints[j] == constraint) {
+						contained = true;
+						break;
+					}
+				}
+				if (!contained) _constraints.push(constraint);
+			}
+
+			var attachments : Vector.<SkinEntry> = skin.getAttachments();
+			for (i = 0; i < attachments.length; i++) {
+				var attachment : SkinEntry = attachments[i];
+				setAttachment(attachment.slotIndex, attachment.name, attachment.attachment);
+			}
+		}
+		
+		public function copySkin (skin: Skin) : void {
+			var i : Number = 0, j : Number = 0;
+			var contained : Boolean = false;
+			var attachment : SkinEntry;
+			
+			for(i = 0; i < skin._bones.length; i++) {
+				var bone : BoneData = skin._bones[i];
+				contained = false;
+				for (j = 0; j < _bones.length; j++) {
+					if (_bones[j] == bone) {
+						contained = true;
+						break;
+					}
+				}
+				if (!contained) _bones.push(bone);
+			}
+
+			for(i = 0; i < skin._constraints.length; i++) {
+				var constraint : Constraint = skin._constraints[i];
+				contained = false;
+				for (j = 0; j < this._constraints.length; j++) {
+					if (_constraints[j] == constraint) {
+						contained = true;
+						break;
+					}
+				}
+				if (!contained) _constraints.push(constraint);
+			}
+
+			var attachments : Vector.<SkinEntry> = skin.getAttachments();
+			for (i = 0; i < attachments.length; i++) {
+				attachment = attachments[i];
+				attachment.attachment = attachment.attachment.copy();
+				setAttachment(attachment.slotIndex, attachment.name, attachment.attachment);
+			}
+			
+			attachments = this.getAttachments();
+			for (i = 0; i < attachments.length; i++) {
+				attachment = attachments[i];
+				if (attachment.attachment instanceof MeshAttachment) {
+					var mesh : MeshAttachment = attachment.attachment as MeshAttachment;
+					if (mesh.parentMesh) {
+						mesh.parentMesh = this.getAttachment(attachment.slotIndex, mesh.parentMesh.name) as MeshAttachment;
+						mesh.updateUVs();
+					}
+				}
+			}
+		}
+				
 		public function getAttachment(slotIndex : int, name : String) : Attachment {
-			if (slotIndex >= attachments.length) return null;
-			var dictionary : Dictionary = attachments[slotIndex];
+			if (slotIndex >= _attachments.length) return null;
+			var dictionary : Dictionary = _attachments[slotIndex];
 			return dictionary ? dictionary[name] : null;
 		}
-
+		
+		public function removeAttachment (slotIndex : Number, name : String) : void {
+			var dictionary : Dictionary = _attachments[slotIndex];
+			if (dictionary) dictionary[name] = null;
+		}
+		
+		public function getAttachments() : Vector.<SkinEntry> {
+			var entries : Vector.<SkinEntry> = new Vector.<SkinEntry>();
+			for (var slotIndex : int = 0; slotIndex < _attachments.length; slotIndex++) {
+				var attachments : Dictionary = _attachments[slotIndex];
+				if (attachments) {
+					for (var name : String in attachments) {
+						var attachment : Attachment = attachments[name];
+						if (attachment) entries.push(new SkinEntry(slotIndex, name, attachment));
+					}
+				}
+			}
+			return entries;
+		}
+		
+		public function getAttachmentsForSlot(slotIndex: int) : Vector.<SkinEntry> {
+			var entries : Vector.<SkinEntry> = new Vector.<SkinEntry>();			
+			var attachments : Dictionary = _attachments[slotIndex];
+			if (attachments) {
+				for (var name : String in attachments) {
+					var attachment : Attachment = attachments[name];
+					if (attachment) entries.push(new SkinEntry(slotIndex, name, attachment));
+				}
+			}			
+			return entries;
+		}
+		
+		public function clear () : void {
+			_attachments.length = 0;
+			_bones.length = 0;
+			_constraints.length = 0;
+		}
+		
 		public function get attachments() : Vector.<Dictionary> {
 			return _attachments;
 		}
+		
+		public function get bones() : Vector.<BoneData> {
+			return _bones;
+		}
+		
+		public function get constraints() : Vector.<Constraint> {
+			return _constraints;
+		}
 
 		public function get name() : String {
 			return _name;
@@ -73,8 +204,8 @@ package spine {
 			var slotIndex : int = 0;
 			for each (var slot : Slot in skeleton.slots) {
 				var slotAttachment : Attachment = slot.attachment;
-				if (slotAttachment && slotIndex < oldSkin.attachments.length) {
-					var dictionary : Dictionary = oldSkin.attachments[slotIndex];
+				if (slotAttachment && slotIndex < oldSkin._attachments.length) {
+					var dictionary : Dictionary = oldSkin._attachments[slotIndex];
 					for (var name : String in dictionary) {
 						var skinAttachment : Attachment = dictionary[name];
 						if (slotAttachment == skinAttachment) {
@@ -87,5 +218,5 @@ package spine {
 				slotIndex++;
 			}
 		}
-	}
+	}	
 }
diff --git a/spine-as3/spine-as3/src/spine/SkinEntry.as b/spine-as3/spine-as3/src/spine/SkinEntry.as
new file mode 100644
index 000000000..17c64b987
--- /dev/null
+++ b/spine-as3/spine-as3/src/spine/SkinEntry.as
@@ -0,0 +1,15 @@
+package spine {
+	import spine.attachments.Attachment;
+	
+	public class SkinEntry {
+		public var slotIndex : int;
+		public var name : String;
+		public var attachment : Attachment;
+		
+		public function SkinEntry(slotIndex : int, name: String, attachment: Attachment) {
+			this.slotIndex = slotIndex;
+			this.name = name;
+			this.attachment = attachment;
+		}
+	}
+}
\ No newline at end of file
diff --git a/spine-as3/spine-as3/src/spine/attachments/Attachment.as b/spine-as3/spine-as3/src/spine/attachments/Attachment.as
index ccf4e64a4..7ebe78d13 100644
--- a/spine-as3/spine-as3/src/spine/attachments/Attachment.as
+++ b/spine-as3/spine-as3/src/spine/attachments/Attachment.as
@@ -28,6 +28,7 @@
  *****************************************************************************/
 
 package spine.attachments {
+	import flash.errors.IllegalOperationError;
 	public class Attachment {
 		internal var _name : String;
 
@@ -44,5 +45,9 @@ package spine.attachments {
 		public function toString() : String {
 			return name;
 		}
-	}
+		
+		public function copy() : Attachment {
+			throw new IllegalOperationError("Not implemented");
+		}
+	}	
 }
diff --git a/spine-as3/spine-as3/src/spine/attachments/BoundingBoxAttachment.as b/spine-as3/spine-as3/src/spine/attachments/BoundingBoxAttachment.as
index e4a561990..0425d02c6 100644
--- a/spine-as3/spine-as3/src/spine/attachments/BoundingBoxAttachment.as
+++ b/spine-as3/spine-as3/src/spine/attachments/BoundingBoxAttachment.as
@@ -32,5 +32,11 @@ package spine.attachments {
 		public function BoundingBoxAttachment(name : String) {
 			super(name);
 		}
+		
+		override public function copy (): Attachment {
+			var copy : BoundingBoxAttachment = new BoundingBoxAttachment(name);
+			copyTo(copy);			
+			return copy;
+		}
 	}
 }
diff --git a/spine-as3/spine-as3/src/spine/attachments/ClippingAttachment.as b/spine-as3/spine-as3/src/spine/attachments/ClippingAttachment.as
index 3fd423a5f..d9e448000 100644
--- a/spine-as3/spine-as3/src/spine/attachments/ClippingAttachment.as
+++ b/spine-as3/spine-as3/src/spine/attachments/ClippingAttachment.as
@@ -38,5 +38,13 @@ package spine.attachments {
 		public function ClippingAttachment(name : String) {
 			super(name);
 		}
+		
+		override public function copy (): Attachment {
+			var copy : ClippingAttachment = new ClippingAttachment(name);
+			copyTo(copy);
+			copy.endSlot = endSlot;
+			copy.color.setFromColor(color);
+			return copy;
+		}
 	}
 }
diff --git a/spine-as3/spine-as3/src/spine/attachments/MeshAttachment.as b/spine-as3/spine-as3/src/spine/attachments/MeshAttachment.as
index 792f70788..1f06411d8 100644
--- a/spine-as3/spine-as3/src/spine/attachments/MeshAttachment.as
+++ b/spine-as3/spine-as3/src/spine/attachments/MeshAttachment.as
@@ -121,34 +121,6 @@ package spine.attachments {
 					}
 				}
 			}
-			
-			/*var i : int, n : int = regionUVs.length;
-			var u: Number, v: Number, width: Number, height: Number;
-			var textureWidth: Number, textureHeight: Number;
-			if (!uvs || uvs.length != n) uvs = new Vector.<Number>(n, true);
-			if (regionRotate) {
-				textureHeight = regionWidth / (regionV2 - regionV);
-				textureWidth = regionHeight / (regionU2 - regionU);
-				u = regionU - (regionOriginalHeight - regionOffsetY - regionHeight) / textureWidth;
-				v = regionV - (regionOriginalWidth - regionOffsetX - regionWidth) / textureHeight;
-				width = regionOriginalHeight / textureWidth;
-				height = regionOriginalWidth / textureHeight;
-				for (i = 0; i < n; i += 2) {
-					uvs[i] = u + regionUVs[int(i + 1)] * width;
-					uvs[int(i + 1)] = v + height - regionUVs[i] * height;
-				}
-			} else {
-				textureWidth = regionWidth / (regionU2 - regionU);
-				textureHeight = regionHeight / (regionV2 - regionV);
-				u = regionU - regionOffsetX / textureWidth;
-				v = regionV - (regionOriginalHeight - regionOffsetY - regionHeight) / textureHeight;
-				width = regionOriginalWidth / textureWidth;
-				height = regionOriginalHeight / textureHeight;				
-				for (i = 0; i < n; i += 2) {
-					uvs[i] = u + regionUVs[i] * width;
-					uvs[int(i + 1)] = v + regionUVs[int(i + 1)] * height;
-				}
-			}*/
 		}
 
 		override public function applyDeform(sourceAttachment : VertexAttachment) : Boolean {
@@ -172,6 +144,46 @@ package spine.attachments {
 				width = parentMesh.width;
 				height = parentMesh.height;
 			}
+		};
+		
+		override public function copy (): Attachment {
+			var copy : MeshAttachment = new MeshAttachment(name);
+			copy.rendererObject = rendererObject;
+			copy.regionU = regionU;
+			copy.regionV = regionV;
+			copy.regionU2 = regionU2;
+			copy.regionV2 = regionV2;
+			copy.regionRotate = regionRotate;
+			copy.regionDegrees = regionDegrees;
+			copy.regionOffsetX =  regionOffsetX;
+			copy.regionOffsetY = regionOffsetY;
+			copy.regionWidth =  regionWidth;
+			copy.regionHeight = regionHeight;
+			copy.regionOriginalWidth = regionOriginalWidth;
+			copy.regionOriginalHeight = regionOriginalHeight;
+			copy.path = path;			
+
+			if (parentMesh == null) {
+				this.copyTo(copy);
+				copy.regionUVs = regionUVs.concat();				
+				copy.uvs = uvs.concat();				
+				copy.triangles = triangles.concat();				
+				copy.color.setFromColor(color);
+				copy.hullLength = hullLength;
+
+				copy.inheritDeform = inheritDeform;
+
+				// Nonessential.
+				if (edges != null)
+					copy.edges = edges.concat();									
+				copy.width = width;
+				copy.height = height;
+			} else {
+				copy.parentMesh = parentMesh;
+				copy.updateUVs();
+			}
+
+			return copy;
 		}
 	}
 }
diff --git a/spine-as3/spine-as3/src/spine/attachments/PathAttachment.as b/spine-as3/spine-as3/src/spine/attachments/PathAttachment.as
index 2ae7437d8..834bd5896 100644
--- a/spine-as3/spine-as3/src/spine/attachments/PathAttachment.as
+++ b/spine-as3/spine-as3/src/spine/attachments/PathAttachment.as
@@ -35,5 +35,14 @@ package spine.attachments {
 		public function PathAttachment(name : String) {
 			super(name);
 		}
+		
+		override public function copy (): Attachment {
+			var copy : PathAttachment = new PathAttachment(name);
+			copyTo(copy);
+			copy.lengths = lengths.concat();			
+			copy.closed = closed;
+			copy.constantSpeed = constantSpeed;			
+			return copy;
+		}
 	}
 }
diff --git a/spine-as3/spine-as3/src/spine/attachments/PointAttachment.as b/spine-as3/spine-as3/src/spine/attachments/PointAttachment.as
index 9e4065b50..413696f33 100644
--- a/spine-as3/spine-as3/src/spine/attachments/PointAttachment.as
+++ b/spine-as3/spine-as3/src/spine/attachments/PointAttachment.as
@@ -52,5 +52,14 @@ package spine.attachments {
 			var y : Number = cos * bone.c + sin * bone.d;
 			return Math.atan2(y, x) * MathUtils.radDeg;
 		}
+		
+		override public function copy (): Attachment {
+			var copy : PointAttachment = new PointAttachment(name);
+			copy.x = x;
+			copy.y = y;
+			copy.rotation = rotation;
+			copy.color.setFromColor(color);
+			return copy;
+		}
 	}
 }
diff --git a/spine-as3/spine-as3/src/spine/attachments/RegionAttachment.as b/spine-as3/spine-as3/src/spine/attachments/RegionAttachment.as
index e74b104f5..90f1b63da 100644
--- a/spine-as3/spine-as3/src/spine/attachments/RegionAttachment.as
+++ b/spine-as3/spine-as3/src/spine/attachments/RegionAttachment.as
@@ -145,5 +145,28 @@ package spine.attachments {
 			worldVertices[offset] = offsetX * a + offsetY * b + x; // ur
 			worldVertices[offset + 1] = offsetX * c + offsetY * d + y;
 		}
+		
+		override public function copy (): Attachment {
+			var copy : RegionAttachment = new RegionAttachment(name);	
+			copy.regionWidth = regionWidth;
+			copy.regionHeight = regionHeight;
+			copy.regionOffsetX = regionOffsetX;
+			copy.regionOffsetY = regionOffsetY;
+			copy.regionOriginalWidth = regionOriginalWidth;
+			copy.regionOriginalHeight = regionOriginalHeight;			
+			copy.rendererObject = rendererObject;
+			copy.path = path;
+			copy.x = x;
+			copy.y = y;
+			copy.scaleX = scaleX;
+			copy.scaleY = scaleY;
+			copy.rotation = rotation;
+			copy.width = width;
+			copy.height = height;
+			copy.uvs = uvs.concat();
+			copy.offset = offset.concat();			
+			copy.color.setFromColor(color);
+			return copy;
+		}
 	}
 }
diff --git a/spine-as3/spine-as3/src/spine/attachments/VertexAttachment.as b/spine-as3/spine-as3/src/spine/attachments/VertexAttachment.as
index 68f289704..cfd24be8a 100644
--- a/spine-as3/spine-as3/src/spine/attachments/VertexAttachment.as
+++ b/spine-as3/spine-as3/src/spine/attachments/VertexAttachment.as
@@ -129,5 +129,19 @@ package spine.attachments {
 		public function applyDeform(sourceAttachment : VertexAttachment) : Boolean {
 			return this == sourceAttachment;
 		}
+		
+		public function copyTo(attachment : VertexAttachment) : void {
+			if (bones != null) {
+				attachment.bones = bones.concat();				
+			} else
+				attachment.bones = null;
+
+			if (this.vertices != null) {
+				attachment.vertices = vertices.concat();				
+			} else
+				attachment.vertices = null;
+
+			attachment.worldVerticesLength = worldVerticesLength;
+		}
 	}
 }
diff --git a/spine-starling/spine-starling-example/lib/spine-as3.swc b/spine-starling/spine-starling-example/lib/spine-as3.swc
index 62392cd02..6ae93d136 100644
Binary files a/spine-starling/spine-starling-example/lib/spine-as3.swc and b/spine-starling/spine-starling-example/lib/spine-as3.swc differ
diff --git a/spine-starling/spine-starling-example/src/spine/examples/OwlExample.as b/spine-starling/spine-starling-example/src/spine/examples/OwlExample.as
index 33a047e78..a4baa3f9c 100644
--- a/spine-starling/spine-starling-example/src/spine/examples/OwlExample.as
+++ b/spine-starling/spine-starling-example/src/spine/examples/OwlExample.as
@@ -28,6 +28,7 @@
  *****************************************************************************/
 
 package spine.examples {
+	import spine.Skin;
 	import spine.animation.MixBlend;
 	import spine.animation.TrackEntry;
 	import starling.display.DisplayObjectContainer;
@@ -88,6 +89,11 @@ package spine.examples {
 			skeleton.state.update(0.25);
 			skeleton.state.apply(skeleton.skeleton);
 			skeleton.skeleton.updateWorldTransform();
+			
+			var skin : Skin = new Skin("test");
+			skin.addSkin(skeletonData.findSkin("default"));
+			skeleton.skeleton.skin = skin;
+			skeleton.skeleton.setToSetupPose();
 
 			addChild(skeleton);
 			Starling.juggler.add(skeleton);
diff --git a/spine-starling/spine-starling/lib/spine-as3.swc b/spine-starling/spine-starling/lib/spine-as3.swc
index 62392cd02..6ae93d136 100644
Binary files a/spine-starling/spine-starling/lib/spine-as3.swc and b/spine-starling/spine-starling/lib/spine-as3.swc differ