Normal Hair also needs good care to maintain its natural boounce and thick wavy hair. one is lucky to get this type of hair since it is comparatively easier to maintain.
Massaging the hair twice a week with warm oil is necessary for any type of hair. Give the hair hot towel treatment twice a month and that should be enough.
Use a mild /herbal shampoo with conditioner for its upkeep. Dry your hair in a natural way.
Apply a mixture of curd and besan / gram flour. Apply on the scalp and wash it after sometime. This will maintain the natural shine of the hair.