What you'll need. Cardboard (enough for the wings), utility knife, 2 plastic bottles (we used 24 oz Pepsi)...empty, a jiffy muffin box, paint, duct tape, a piece of tubing ( we used one from an air pump), 2 pieces of Velcro. 1. Cut the wings to size. 2. Duct tape the bottles on either side of the jiffy box. 3. Duct tape all pieces together. 4. Paint, a lot of paint. 4. Insert tubing 5. Attach Velcro to wings and to costume.