Frontals and closures have different advantages and setbacks it clearly depends on what you are trying to achieve with your wigs or hair extensions. In short frontals and closures are what we call mini hairpieces, the are used to finish off your sew ins or added to top wigs.
Raw hair is exactly as the name applies; Raw, unprocessed, 100% human hair. When you think about unprocessed this means it has not undergone ANY chemical, heat or steam processing. Raw hair is the most purest and natural form of hair available on the market.