Shine Shield Formula helps keep dishes looking like new Give your glasses an extra layer of protection and help maintain a like-new shine with Cascade Complete Rinse Aid. The Shine Shield formula creates a sheeting action that repels salt and other residues from depositing onto glasses, and boosts drying to prevent spots and streaks. Cascade Complete two-part technology alters the surface of your glasses to shield them from corrosion and clouding. Rinse Aid activates automatically during every rinse cycle, so simply refill monthly or as needed to help keep your glasses as sparkling as the day you bought them.