SOLID. this is the word that best describes our new fiber. To develop this new product we have applied our knowledge of raw fibres and their transformation process and finally, we can offer archers a string that does not change its dimensional characteristics when used in competition bows. - Low color coating and low waxed more fibers per strand. - Made with a blend of fibers: Dyneema® for strength and Vectran® helps with temperature control. - Fibers are stretched separately before blend them together in a single thread in a unique process in the bowstring industry. - Now available in spools of 250 meters for your DIY bowstring and cablñes projects. - You can use Carrera99.V.75 with compound bows and crossbows. - Also for recurves, traditional and longbows with limbs with modern materials. Please ask bow manufacturer for compatibility.