Introduction to Provisional Crown & Bridge Finally, natural looking, easy to make temporaries. Experience the difference with the Polychromatic Transitional Technique and InstaTemp® Max. Incredible depth and vitality can be achieved by layering different shades of InstaTemp® Max bis-acrylic composite into your matrix. In addition to providing dramatically enhanced esthetics, InstaTemp® Max is automixing, biocompatible and easily repaired, eliminating many problems associated with powder-liquid acrylic materials. An exceptionally high gloss and smooth surface can be produced on the InstaTemp® Max provisional eliminating the need for polishing using SternVantage® Varnish LC.