100% brand new and high quality. Prongs have grooves to prevent slippage of the floss. Comfort grip handle and non-slip surface for better control. Allow for easy access to back of teeth. Can reduce the incidence of gingivitis by use this tool every day. Your satisfaction and positive feedback is very important to us. If you have any problems about the item, please do not have any hesitation to contact us. We would solve your problem first.
