Hair Styles How to use castor oil for naturally thicker longer hair 2x a week for a few hrs … By Karolina Misev On Jun 29, 2018 0 Share How to use castor oil for naturally thicker longer hair 2x a week for a few hrs or overnight. Source by momdebdeb 2xCASTORHairhrsLongernaturallyOilThicker 0 Share