Short-sleeve tee. Choose a standard size or enter your own finished measurements.
Reference diagram β size M, crew neck, with default settings. The numbers match the fields below and apply the same way to any size or custom measurements. For a V-neck style, the front neckline is always a straight line, so knob 3 (Neckline bulge) has no effect on the front (it still shapes the back neckline).
Leave the fabric width blank to skip the marker.