Vixen sew-ins: when tracks of hair are sewn into four equal sectional ... We highly recommend the Yummy Extension's Raw Lao Wavy ($159) line, these extensions are beloved by stylists and editors ...

we don't blame you—life was much easier with a sew-in. Before you start shopping for hair or making an appointment, here's a refresher on everything you should know before getting a sew-in.

First things first: Sew-in weaves are a process where your natural hair is braided down into cornrows, says Nash, and a needle and thread are then used to sew down hair extensions onto the braids.

which gives the look of a sew-in, or they can be more cornrow and less loose hair, which gives the illusion of a cornrow sew-in. It's an incredibly flexible style, so it makes sense why people are ...