Reminds you visually to replace your toothbrush heads about 3 months. Excellent Choice for Gift Our toothbrush replacement heads are delicate to hold and supply a reputable Christmas & Birthday gift for your self and your family,lover,friends. Colour:As Shown Material:Plastic Package Contents: 6x Electric toothbrush head Only the above equipment content, other merchandise usually are not included. Note: Light reflection and various exhibits could cause the color of the thing within the picture a little diversified from the genuine thing. The size allowed error is +/- 1-3cm.