One Line Painting in 5 steps 🎨 Follow this step-by-step guide: 🌟Step 1 Start with a canvas and paint the background using white acrylic paint. 🌟Step 2 Transfer your sketch onto the canvas using tracing paper or draw it freehand. 🌟Step 3 Mix heavy gel medium with black acrylic paint and transfer the mixture to a piping bag. Cut a small tip off the corner of the bag (ca. 2-3 mm) 🌟Step 4 Use the piping bag like a pencil to create textured lines. Follow the libes of drawing and squeeze the bag