The product is a shadeline composite instrument developed by Dr. Besek. In a single movement the cavity walls and floor is plugged by the plugger with its specially designed shape. The instrument is used for composite application of MB1 to MB6. The coating of the instrument is done with latest technology. The instrument has resistance to abrasion and optimal friction coefficient. The product has black finish which helps in reducing the irritation of the user by the reflection of the steel. The instrument can be handled simply and easily. The shaping of fluid of the composite material is enabled by the product. The tip of the product should be cleaned after its application in removing possible film. The product should not be cleaned with bristle brush which is hard. Adhere to the surface is made easy with the fine scratches.