Sculpting the Forest Spirit - ZBrush Creature Design: Creating Dynamic Concept Imagery for Film and Games - page 501

13. I decide to add weight to the chest fat over the pectoral muscles with the Inflate brush. Stroke along
the bottom edge, massing out the lower portion. This will create the sense of fat settling with gravity and
being pulled down the chest causing the skin to sag and pucker. Mask out the underside of the chest fat to
help create the fold of flesh ( Figure 8-72 ).
Figure 8-72: Pec fat