books.google.com - Whether it's natural or relaxed, highly textured hair is more sensitive to products than any other hair type. Some products will leave it smooth, shiny, and soft - others will leave it dry, tangled, and breaking. But, how do you know which ones are best? Coils & Curls The Hair Product Handbook is written...http://books.google.com/books/about/Coils_Curls_The_Hair_Product_Handbook.html?id=o1lddYzWRS4C&utm_source=gb-gplus-shareCoils & Curls The Hair Product Handbook