Draw the upper eyelid line first
Add the eyelashes along the upper lid
Start each lash at the eyelid edge
Make lashes taper to a fine point
Vary the length of the lashes
Curve the lashes slightly outward
Keep lashes thicker near the base
Space lashes unevenly for a natural look
Add shorter lashes near the inner corner
Add longer lashes near the outer corner
Draw lower lashes more sparsely
Make lower lashes shorter and finer
Follow the eye’s curve with the lash direction
Overlap some lashes for realism
Darken the lash roots
Erase guide lines if needed
Refine the shape and balance of the lashes