Open four arm frame design protects blade, does not trap dirt in case, easy to handle and rewind. Yellow clad fiberglass blade impervious to moisture. Two-material grip is comfortable to use, easy to find orange case. Folding end hook for true-zero measurements. Engineer’s blade in 10ths and 100ths of ft plus ft.Open four-arm frame design protects blade and does not trap dirt in caseLightweight but strong case is easy to handle and rewindTwo-material grip is comfortable to useHi-Viz orange case easy to find on the jobsiteFolding end-hook for true-zero measurementsYellow clad fiberglass blade impervious to moisture