The STANLEY® Tylon Hi-Vis Pocket Tape, 5m/16ft, has a corrosion-resistant, long-life Tylon coated blade with both metric and imperial graduations. A positive blade lock ensures accurate measurements.The blade is fitted with a Tru-zero hook which compensates accurately for internal and external measurements. Its hi-vis, impact-resistant ABS plastic case is fitted with an ergonomic overmould for all-day comfort. While the triple riveted construction improves strength and durability.