Replace the cushion after regular care and maintenance fails to restore the cushion to its original size and shape.
Gently hold and peel the headband cushion away from the headband.
Place the new headband cushion under the headband with the adhesive facing the back.
Fold the adhesive flap over the headband.
Peel away the adhesive backing, fold the top flap and adhere the top to the adhesive.
Insert the left and right tabs into the plastic cap.