Ultrasonic electric toothbrush can efficiently eradicate plaque and decrease gingival necrosis. The look of the three-D brush adapts to the luster of the teeth. The small and mild brush head is easy to touch inside your mouth. This variety is acceptable for folk who smoke or drink coffee. Suitable for Oclean X/ X PRO/ Z1/ F1/ One/ Air 2 /SE Electric toothbrushes. Deep cleansing for becoming tooth 3-d curved brush head design Featuring a 3-D curved design of a mature toe, it's easy to penetrate into the places between teeth and the sides of the gums, Can increased match tooth from a number of angles for balanced cleansing Colour:A:Blue Material:ABS+nylon bristles Package Contents: 10 * toothbrush replacement head Only the above kit content, other products are usually not included. Note: Light mirrored image and diverse reveals can cause the color of the article in the photo a bit assorted from the genuine thing. The size allowed error is +/- 1-3cm.