Hottie’s Hot Hair 13x4 HD Body Wave Frontals use high definition lace and have a natural hairline and very tiny knots making this frontal look completely undetectable . This is our highest quality frontal lace. Once installed giving you the perfect scalp illusion . We recommend letting a professional stylist install your lace , but it’s also beginner friendly as well . Frontals last 4-6 weeks or longer , but they need to be replaced after each installment .