Our replacement toothbrush heads are made with DuPont filament, which has been identified because the top quality in the oral care artificial filament industry for over 70 years. The bristles are fabricated from American Dupont Thynex nylon. These rounded gum fitness toothbrush heads are the depended on preference for gentle, gum-safe and beautiful brushing, plus oral fitness benefits. Innovative around head design, cup-shaped 360-degree whole coverage of teeth, small and comfy design, deep cleaning and take care of gums High-density bristles undertake abnormal hole hair-planting technology, the quantity of hair is elevated via 40%, and the cleaning of stubborn stains is more tremendous You must update the toothbrush head. Generally, we endorse that you simply replace it no longer less than each three months. Color: White Material: Plastic+bristles Package Contents: nine x electrical toothbrush head Only the above kit content, various merchandise are usually not included. Note: Light reflection and diverse displays could cause the color of the item in the photo a little assorted from the genuine thing. The measurement allowed error is +/- 1-3cm.