A clean crew cut. It involves a straight line across hairline, sideburns, and neckline. The length typically a uniform length. However, it has become popular to ask for more length on top. Is often referred to as a “Flair” or “Shape Up.”
Square cut requires more maintenance, as it cuts into and shapes the hairline. When your hair grows back, it can start to look uneven, so you’ll need frequent touch-ups.