TSUKINEKO-All Purpose Ink Duos. This versatile water-based ink is great for a variety of crafting purposes. It is quick-drying and can be used on wood, paper, leather, and other porous surfaces. Plus, it comes in a variety of colors which can be layered or blended for limitless options. Each package contains two 15mL bottles of ink. Color set: Vegas Gold and Platinum. Conforms to ASTM D4236. Imported.