spell a word such as u201c ok u201d or u201c stop u201d or u201c limit u201d in one embodiment the word could spell the manufacturer of the sling such as u201c ams u201d the visual indicia described above could be integrated into the mesh material a variety of ways for example the mesh could actually be integrated into the fibers that are woven into the mesh so that the indicia is present upon weaving the material in another example the visual indicia could be added to the mesh as a component of a coating e g silicone applied to the mesh material referring next to fig8 a and 8b an embodiment of the invention is disclosed wherein the visual tension indicia is in the form of changes in the weave of the mesh for example a mesh 800 could be used such that it takes on a substantially square hole pattern fig8 a in the untensioned condition then when the mesh 800 is stretched the hole pattern becomes distorted based on the known elongation properties of the mesh the mesh can be manufactured such that a particular desired tension is present in the mesh when the hole material has changed into a different recognizable pattern in one embodiment that new hole pattern could be a parallelogram structure as shown in fig8 b it will be evident to the reader that the visual tension indicia component of the present invention is not limited to the isolated embodiments disclosed in the figures and that various combinations of visual tension indicia is also.