A MOST PERFECT FACE POSSIBLE
(USED TO CREATE REALISTIC FACES FOR PORTRAITS, ILLUSTRATIONS, ANIMATIONS, AND MUCH MORE)
In your Downloads, click on the head, hold and drag it to your illustration. If you want to connect it to a body, it's simple, just drag it to a 3D body model. To use it in the illustration, lower the opacity to approximately 50%, change the layer color to blue, and create a new layer on top, drawing on the top one.