The Lufkin FM100CME Fibreglass Tape has an open 4-arm frame design protects blade and does not trap dirt in case. The durable, lightweight Hi-Viz® case design makes it easy to find, handle and rewind. Fitted with a two material grip that improves user comfort. The yellow clad fiberglass blade shows both metric and imperial measures and is impervious to moisutre. There is also a folding end hook for true-zero measurements.