Immix BLACK GRANITE Ground Texture paste by Expressions craft is made from natural white sand to give natural looking stone effect on your projects when dry. It is used to create beautiful old wall, rough grungy dimensional effect on almost all surfaces like canvas, wood, acrylics, glass, chipboard, metal, fabric, wall etc., Transparent, hard, flexible, permanent after drying. These pastes mix with pigment, inks and paints, and allows to create custom ground texture pastes with visible grain. Can be painted over with acrylic or water color paints to give diorama effect. Almost dries with 20 minutes to 90 minutes depending upon the thickness of the layer applied. Water based, nontoxic archival safe