Create a new pen layer and select the curve tool. Draw from the temple to the cheek. Through the orbicularis oris muscle to the mandible. Transition from mandibular painting to mandibular posture. After drawing, select the pen pressure tool. Long press the anchor point and slide to the left. At this time, we will find that the line at the anchor point becomes thinner. Trim the anchorage connection position after completion. Add the outline of the hair. So I drew the outline of the head. The above is about "How does Sai draw the outline of face with pen tool?" Wonderful sharing, I hope the tutorial content will help you! Learn more SAI skills, in fact, now! SAI software is light, compact and powerful. It can rotate, flip and scale the canvas at will. Anti-aliasing brush is a tool for comic lovers. Drawing software is compatible with almost all types of drawing versions, and it is better in using drawing functions. If you want to learn racing painting quickly and become a great god, then you must not miss the selected video lessons of the competition!