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The Korean version of the nano toothbrush features double-layer ultra-fine massage soft bristles. It has strong antibacterial properties and lasting antibacterial effects. Most oral diseases are caused by poor oral hygiene and improper cleaning of contaminated tools. Using a nano toothbrush with antibacterial functions is a fundamental requirement for maintaining oral health. The nano polymer bristles offer excellent softness and hardness, providing comfortable massage on the gums without causing bleeding during brushing. They do not deform or cause hair loss over time, and have strong adsorption capacity to capture surface plaque while brushing. The user-friendly handle features anti-slip design and follows ergonomics, allowing you to enjoy every moment of brushing.