4PCS Fine density bristles independent tube household gum protection toothbrush super nano toothbrush with tube

10,000 Ultra-Soft Bristle: Featuring over 10,000 ultra-soft micro-nano bristles (each bristle is just 0.1 mm in diameter), this toothbrush is designed to help people with sensitive teeth and receding gums. The ultra-soft, dense, fine bristles gently and deeply clean the sulcus and gum line, removing dirt and residue without damaging tooth enamel. Helps keep your toothbrush clean by preventing things from getting stuck in the roots. Additionally, this upgraded design makes the bristles durable and less likely to fall apart. Wide brush head: The brush head is slightly wider than regular size (about 1.5 times wider), which can cover more teeth and improve cleaning effect. Individual travel case: Each toothbrush comes with an individual travel case. The toothbrush box adopts a flip-top design, which is easy to open and close; each box has ventilation holes to prevent water leakage and ventilation, keeping the portable toothbrush box clean and dry. Package included: 4 toothbrushes in 4 bright colors (white, black, pink, green); 4 x portable travel toothbrush cases, suitable for business travel, camping, gym and home use. The family pack is perfect for adults, pregnant women and seniors. Suitable for people who wear braces. In addition, it is an ideal gift for friends who have severe tooth brushing habits or suffer from gum recession.