Our Single bundles can be using for quick weaves and sew-in installation. We carry the Too quality hair on the market worn by celebs!! Blue band 100% Virgin hair has never been processed! So they last 2-3 years with proper care.Our Bundles are thick top to bottom. Never deal with shedding or tangles! Most customers use 2.5 bundles meaning u have to buy 3 for a full head sew-in and have a little extra of the 3rd bundle left over.For best look Always check with your stylist for hair recommendations!