Get a bad haircut and you're marred for a month, if not longer. According to J.P. Mastey, the grooming guru behind Baxter of California, a haircut should be an easy, relaxing experience—a ritual that results in a better you every six weeks. So when the brand decided to open their own barbershop two years ago, they made a place you'd want to come back to. "It's everything you expect to find in an authentic old school barber," says Mastey, not some slick chop house. Here, he offers pointers on what to look for in a quality barbershop.