The flatter or more oval-shaped the follicle, the curlier your hair; the more circular the cross-section, the straighter your hair. It is also identified by the shape that the strands of hair make, whether they kink, curve, or wind around themselves into spirals
3C needs lots of moisture. Water is the best form of moisture for your hair. You should spritz your hair with water daily or use moisturizing creams on your ends daily. A good moisturizing routine is a key to getting long luscious 3C curls, and protection against hair breakage and split ends.