72-Color Portable Storage Bag Set, Direct Liquid Acrylic Soft-Tip Marker Set, Flexible Soft-Tip with Controllable Ink, Direct Liquid Ink System, High Coverage and Layerability, Suitable for Multiple Materials: Paper/Wood/Stone/Ceramic/Glass/Canvas/Black Card/Mobile Phone Cases/Canvas Bags, Professional Drawing for Art Students/Decorative Journaling/Graffiti Creation