For hard to reach places. ADA Accepted. American Dental Association. The ADA Council on Scientific Affairs' acceptance of Reach Advanced Design Toothbrush is based on its finding that the product is effective for removing plaque, and helping to prevent or reduce gingivitis, when used as directed. Bi-level cleaning bristles. Reach Scientifically designed with signature angled neck and tapered head to clean hard to reach places. Bi-Level Bristles: Clean and remove plaque along the gum line. Signature Angled Neck: Extends behind back teeth 60% further (vs the leading brush based on lab data). Ergonomic grip. Tongue cleaner. Multi-level bristles. Questions? Comments? Toll Free: 1-866-Reachtb. Visit us online at: www.reachtoothbrush.com. Made in China.