The STANLEY Tylon Hi-Viz Pocket Tape has a hi-viz,impact-resistant ABS plastic case with an ergonomic overmould for all-daycomfort. A triple rivet construction provides improved strength anddurability. Its corrosion-resistant, long-life Tylon™ coated bladeshows both metric and imperial graduations. Fitted with a Tru-zero hook thatcompensates accurately for internal and external measurements. There is alsoa positive blade lock.