Treatment cervical wedge-shaped lesions for 2 groups of teeth (each group involves 79 teeth) by IPSe.max Press inlay and composite restoration. Resulst: the porceland inlays have better results than composite in less sensitive pulp, more color stablity, better retention. In three groups of teeth, the molar group has the best restorative result, the canine has the least restorative result in both methods. The successful rate in porceland inlay group is higher than the composite group. The difference between two groups has been significant.