Matrix and Logics Cream Developer 32oz (30 VOLUME) For Use with SOCOLOR, WONDER.BROWN, V-Light, LOGICS Colorcremes, LOGICS light Reactions Matrix has launched four new developers Matrix Cream Developer 10, 20, 30, and 40 Volume can be used with all Matrix SOCOLOR, Color Sync, Dream Age, Wonder brown and Logics shades, along with V-Light Powder Lightener. The new development of Matrix color provides professionals with a consistent, rich, creamy texture for all color formulas.