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How to Use the Holo Kit
We make sure you get a brighter smile safely and easily. Here's our simple 3-step guide to whitening your teeth at home with Holo! Step 1. Apply. Twist the Holo Pen to release the teeth...
How to Use the Holo Kit
We make sure you get a brighter smile safely and easily. Here's our simple 3-step guide to whitening your teeth at home with Holo! Step 1. Apply. Twist the Holo Pen to release the teeth...