Cut away collar - A shorter collar with a wider space between the collar tips, the tips cut away from the shoulders instead of pointing down as on a classic shirt collar. With a horizontal line is this collar best suited for wide or large tie knots
Collar
Cuban/Camp collar - A double-notched, one-piece collar that can be closed or worn open. This collar is often seen on casual and lounge shirts.
Fit
Regular fit - Or Classic fit, has a looser design around the arms and chest for comfort and movement. The fit around the waist is straighter and longer than Slim fit. Suitable for most body shapes.