left-elbow-back
right-elbow-back
left-back-hand
right-back-hand
right-forearm-bottom
right-thumb-base
left-rear-forearm-upper
right-rear-forearm-upper
left-knuckle-line
right-knuckle-line
right-elbow-crease
right-finger-base
left-rear-forearm-lower
right-rear-forearm-lower
left-palm-center
right-palm-center
left-forearm-bottom
left-thumb-base
left-back-wrist
right-back-wrist
left-base-thumb-back
right-base-thumb-back
left-elbow-crease
