Reach Acess Makes flossing as easy as brushing.A revolutionary new flossing system that makes flossing as easy as brushing.SUGGESTED USE:Insert floss between teeth using a gentle back-and-forth motion. Move floss up and down against each tooth to clean both above and below the gum line. Rinse the floss with water and repeat cleaning procedure for each tooth. To Remove Head from Handle: Hold the handle face down with your thumb just below the Snap-on head. Placing the head on your counter or hard surface press gently down on handle to release head. Attaching Snap-On Head to Handle: Open snap-on head package. Position the notched side of the handle over the replacement head and push down. An audible click will indicate the head is engaged. For use by adults only. CAUTION:Keep out of reach of children. This product contains small parts which may be a choking hazard.