Cut the mask from black craft foam and hot glue an elastic band to the sides of the mask.
For the cape
Cut a rectangle from yellow felt and make small snips about 1” apart along the top edge. Thread a length of yellow ribbon through the holes and scrunch the top of the cape together and tie around the collar.
For the top
Cut three yellow felt rectangles and attach stacked in a column on the front of the top with fabric tape. Cut the Robin symbol from black and yellow felt and glue together. Attach the logo onto the tee with fabric tape.
For the belt
Cut a 2-3” wide belt from yellow felt and attach around the waist with fabric tape.