1.Prebond keratin remy 100% human hair extension 2.U, V tip, I tip, stick tip, flat tip ... available 3. MOQ: 400strands Prebond keratin remy 100% human hair extension Detail products specification : Tip style: U tip, nail tip, V ... , hand tied and machine made hair extensions, clips-on hair extension, PU skin weft, U, V, I-tip keratin hair ...