... human remy hair. Remy hair still possesses the cuticle layer, which is the outermost part of the ... on a roof. All remy hair has the cuticle layer of the hair flowing in the same direction ... , flowing the way it would naturally. The cuticle layer is important when concerned with hair tangling, longevity ... and how well the hair shines. When the cuticle layer is intact and lying flat, the hair is ...