1 cm: 6.5gram/dreadlock
free gifts (beads, crochet hook, rubber bands, cuffs etc.)
Full Head = 50-80 SE dreadlocks.
A mohawk/Partials =20-50 SE dreadlocks.
It depends on your own thickness of hair and taste in fullness of dreads.
Light weight, fashion, easy to install and take off;
Can be washed but don't soak it for a long time.