medium Addition-curing medium-bodied special silicone, non-thixotropic, for use in base correctionimpressions. The flow properties of Bisico® Mandisil are tailored specifically to the compression conditions of free-end dentures and complete dentures of the lower jaw. For base correction impressions required for complete lower dentures, it is recommended to use a mixture of Bisico® Mandisil and Bisico® S4 in order to cover the larger base surface of the upper jaw.