Retainer Brite - Retainer Cleaner Tablets for Invisalign, Mouth Guard Cleaner, Night Guard Cleaner and More. Cleaning Tablets for Ultrasonic Cleaners. 120 Tablets - 4 Month Supply. Made in USA is a Oral Care option for everyday use, business supply needs, resale shelves, or household stocking. Review product size, pack count, and shipping details before checkout.