ZEBRA HYBRID STRING TAN/BLACK ULTRALIGHT 90 1/2 IN. Zebra Hybrid utilizes an advanced blend of BCY material designed and manufactured to create a top of the line, hassle free bowstring and cable that can be customized to fit any one cam, two-cam, crossbow, or traditional bow you may have. Zebra Hybrid Bowstrings and Cables are pre-conditioned to guarantee no serving separation and tested to achieve the highest level of consistency and accuracy.