The objective of the boning in a bande varies slightly from period to era. Generally, the actual cinching/shaping properties of corsetry puts strain onto the material from which the corset is created. The boning supports the required shape and prevents wrinkling of the corset fabric. Bone fragments, and the substances used for the reason, are generically called boning. Today, many corsets utilize nylon or Rigilene boning, although steel is still preferred for high-quality corsets. Plastic material bones do not have the strength necessary for tightlacing and are known to bending and bend often within unflattering ways. Many contemporary bodices, strapless gowns as well as lingerie use a variety of plastic material boning because it is much cheaper. Contemporary steel bones come in 2 basic varieties: "flat" metal boning (sometimes called simply "enamel" or "rigid" boning) and "spiral" steel boning. Spiral boning is flattish but thicker than toned boning because of the tips needed on the ends. Flat boning bends in only one path, while spiral steel boning bends easily in a couple of directions. Spiral steel boning may thus be used upon curved channels or in which a more gentle support is actually acceptable. Both varieties tend to be rigid lengthwise. Modern cl?ture makers differ greatly within the type and size of modern day steel boning that they make use of. For those unable to procure iron boning, there are several options, based on the style of the corset preferred. Cable ties (found inside 36, 48 and fifty two inch lengths) from a store can be used in a pinch.