Zero Lace Edge: Invisible Blend No Touch-up Needed.&Blendaway™ HD Lace: Melts Into Your Scalp Instantly.&Trueskin™ Base: Built-in Bald Cap for a Natural Look.&Smart Adjustable Cap: Pull-To-Fit Drawstring Fits All Sizes.&Pre-styled Hairline: Pre-cut Pre-plucked Knotless for a Polished Look.&Eco-Friendly: 80% Less Chemical Usage for Sustainability.&Triple Protection: Safeguard Hair Scalp and Wig for Lasting Style.