<p>Our replacement toothbrush heads are made with filament, which has been recognized as the top quality in the oral care synthetic filament industry for over 70 years.</p> <p>The bristles are made of American Thynex nylon. These rounded health toothbrush heads are the trusted choice for gentle, -safe and effective brushing, plus oral .</p> <p>Innovative round head design, cup-shaped 360-degree full coverage of teeth, small and soft design, deep cleaning and care for gums</p> <p>High-density bristles adopt irregular hole hair-planting technology, the amount of hair is increased by 40%, and the cleaning of stubborn stains is more efficient</p> <p>You need to replace the toothbrush head. Generally, we recommend that you replace it at least every 3 months.</p> <p>Color: Pink</p> <p>Material: Plastic+bristles</p> <p>Package Contents:</p> <p>9 x electric toothbrush head</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>