“I must admit that I was very skeptical this device would even work to remove the inevitable calculus deposits that build up on retainers. I've worn several over the years and have tried literally everything to clean them and keep them clean, but nothing has worked. Within minutes, the Sonic Spa removed and cleaned ALL of the mineral deposits on my Invisalign retainers! They look as clean and new as they did when I took them out of the box.”
“This works well and I can see that my night guard is much cleaner looking. I feel a lot better knowing that my night guard is clean when I put it back in.”
