Rongqiao Smart Edition Automatic Boxed Dental Floss Picks, Specialized Refill Box, Ultra-Thin Floss Family Pack, 1 Box with 200 Pieces

1. For the first use, press any button on the top and remove the safety pin to automatically dispense the dental floss stick.

2. Push the buckle in the direction of the arrow with your right thumb, place the bottom of the refill strip with your left thumb, and insert the pin to remove it.

3. Align the refill strip with the transparent box and lock it in place, then remove the fixing tube and press the buckle to complete the refill.

This Automatic Box Dental Floss Refill by Rongqiao offers a convenient and hygienic solution for dental flossing, with easy refill and organized storage features.