Paint paint, ST (water-based) glass and 3D Doodle line drawing glue help to enhance your skills, practice concentration and create imagination for kids. Fresh color, easy to use, odorless, just place the desired patterns under the glass, transparent sheet or clear glass to write. According to the pattern with ST 3D Doodle line glue, leave it for 2 hours until dry, then apply water-based ST glass paint as needed and let it dry for about 6 hours. Each set contains 6 shades of paint glass. Size 15 ml. And 1 bottle 18 ml.