Hairtensity Human and Premium Blend Hair are the smart alternative to human hair extensions! Hairtensity combines the best of Human Hair and premium heat resistant fibers for a natural look and styling versatility. Ideal for short-term wear with sew-in weaves, clip-in extensions, or quick weaves. These full head weft hair extensions offer the benefits of real human hair at an affordable price. Human hair is carefully blended with superior quality synthetic fibers and gently treated to give it a natural look and texture. This full head weft will give you instant volume and length. May last up to 2-4 weeks (continuous wear) depending on daily styling and care.