Ultrasonic electric toothbrush can efficiently eliminate plaque and decrease gingival necrosis. The appearance of the 3D brush adapts to the luster of the teeth. The small and delicate brush head is simple to the touch within your mouth. This sort is suitable for people who smoke or drink coffee. Suitable for Oclean X/ X PRO/ Z1/ F1/ One/ Air 2 /SE Electric toothbrushes. Deep cleansing for fitting tooth three-D curved brush head design Featuring a 3-D curved design of a mature toe, it is easy to penetrate into the locations between enamel and the edges of the gums, Can bigger event teeth from a number of angles for balanced cleaning Colour:A:Blue Material:ABS+nylon bristles Package Contents: 10 * toothbrush alternative head Only the above equipment content, different merchandise aren't included. Note: Light reflection and assorted reveals could cause the colour of the article in the picture a little bit assorted from the genuine thing. The length allowed error is +/- 1-3cm.