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title: "Straight sides"
---
Forms a tubular shirt, which is a shirt where the hips and chest are the same width and connected by a straight seam. Set this to true for front and back parts that are perfectly rectangular below the armholes. This setting overrides any values set for the `hips ease` or `side shape` options. For most body types, leaving this option on will result in a reasonable fit that is looser around the belly and tighter around the chest, and generally produces a more fabric-efficient pattern.