use for Making curly hair. can be used inside the clump modifier to curl the clump strands.

Property	Function
scale	Determines the scale of the curl
scale randomness	The randomness of the curl scale
scale curve	Adjust the scale by curve (linearly and nonlinearly from the root to tip)
length	Increases or decreases the number of hair curls
length randomness	the randomness of the number of hair curls
length curve	the length of the curl from root to tip
shift	Move the hair curls up/down
shift randomness	the randomness of the hair curls start direction
seed	randomness seed of the curl parameters.