The bar is a thin, horizontal stripe across the centre of the shield, usually in groups of two or three (any more and there would be confusion with barry, a treatment of horizontal lines of alternating colours). It is also possible to place decorative edges along bars, typically these are smaller than those found on the major ordinaries like the fess and pale, but have the same design and share the same meanings. The decorative edge pattern Wavy, is a typical example of this. For obvious reasons it is associated with both water and the sea The Symbolisms of Heraldry, W. Cecil Wade, George Redway, London, 1898 P40. Indeed, a roundel with alternating bars of azure and argent (blue and white) is known by the shorthand term fountain, representing water at the bottom of a well A Glossary of Terms used in British Heraldry, J.H. Parker, Oxford, 1894, Entry:Water. Other colours have also been used and the result can be very pleasing to the eye.