Zipping up a coat or jacket. Created with default 3D female model.
A female character zips up her jacket or sweatshirt.
The hand over the chest is posed to grasp a zipper, but it could also be used for a similar pose, like holding a locket or necklace.
The other hand is posed as though it is grasping the hem of the jacket to hold it in place.
Sample drawing using this pose: