While the original Boston Terrier weighed in around 40lbs through the years it has been down bred where today the maximum weight usually does not exceed 25lbs.
Visually the Boston Terrier should appear short, compact and well balanced.
Cropped or uncropped acceptable but should be carried erect.
Should close square, no tongue or teeth showing when mouth is closed.
May be straight or screw. In some cases may be docked but not preferred.
It is expected that specimens should have a white muzzle band and blaze between the eyes. White forechest.
White collar. White on forelegs and hind legs below the hocks.
Black, brindle or seal