110 CLEANINGS: GUARANTEED not to discolor or darken your retainer, night guard, mouth guard, Invisalign, clear braces, snore appliance, denture, partial denture, TMJ splint. Other popular cleansers will darken expensive Invisalign or clear braces aligners, or cloud your soft night guard, but the SmartGuard Premium Cleaner will not, yet will kill bacteria and keep your appliance clean and like new.;MIX one packet in a 1/2 cup of water in the SmartGuard Travel Case or other small cup and place your appliance in. The cleaning solution will last 7-10 days.;YOU can clean your appliance in the solution for 20 minutes or leave it in all day if wanted.;AFTER you take out your appliance out of your mouth, rinse it under running tap water and place your appliance in the mixed SmartGuard solution and leave it in all day if that is convenient for you. The solution won't stain, discolor or burn your appliance like other popular cleaners can do.;Protect your expensive investment with SmartGuard Premium Cleaner. Clean with the best cleaner on the market. 100% Money back guarantee!