Studio Acrylics Dyna Bindex is a gloss-finish, non-yellowing liquid binder for the creation of collages, inlays and color dilutions. This binder is formulated with interference pigments that allow applications to change color depending on the angle of light. It is a part of the Studio Acrylics range of auxiliaries, designed to widen the realm of creative possibilities when painting with Studio Acrylics High Viscosity colors. Studio Acrylics Auxiliaries can also be used in Mixed Media applications to further expand creative possibilities. Conforms to ASTM D-4236. AP certified.