Enjoy a pristine brushing experience! All the latest oral care discoveries have been utilized and merged with the natural antibacterial properties of silver to create a cleaner and saferalternative of the standard toothbrush.Silver – Genuine silver impregnated bristles safeguard your toothbrush from bacteria. This keeps your toothbrush cleaner and safer, which is what you want from a dental tool you put in your mouth every day.Lasts up to 6 months - Nano-b bristles are more durable and fray much less that standard brushes. Combined with its antibacterial features, this means you can safely use your Nano-b brush for up to 6 months, before getting a new one.