.::. Some Random Terms .::. • Grained leather Any leather on which the original, natural grain has been highlighted by a finishing process. .... • Tensile strength The type of strength of a material to resist a load that is pulling the fibers of the material apart rather than compressing them. .... • Loopers The appropriate looper can be determined if the model number and brand are known. Loopers are not known by any other name. ....