Features: Using high-quality carbon steel materials to ensures accuracy in each measurement, suitable for various professional and household use. The unique hollow structure reduces the weight of the tape measure while maintaining its strength and stability, making it easy to carry and operate. After special treatments, the carbon steel shell have good drop resistant performances, adapts to various working environment, and extends the service life of the tool. The coating design have excellent waterproof and antirusts properties, suitable for use in humid or dusts environment, and maintains long time stable performances. The tape measure box is crafted from wear-resistant materials to enhances its protective function, effectively preventing scratches and damage, and ensuring safety of the content. Specifications: Material: Carbon Steel Type:3meters/9.84Ft Long,16mm/0.63'' Width, 5meter/16.5Ft Long 19mm/0.75'' Width,5meter/16.5Ft Long 25mm/0.98'' Width,7.5meters/24.7Ft Long 25mm/0.98'' Width Measure Ranges:3meters/9.84Ft, 5meter/16.5Ft, 7.5meters/24.7Ft(optional) Package Includes: 1Piece Tape Measure note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.