Lufkin, shockforce, 16' tape measure, patented 1-3/16" blade technology, survives 125 plus, 1 story drops for real life durability, integrated metal lock button rails & tether point offer protection & lock case halves together for added durability, narrow blade technology offers reduced weight & less hassle while carrying tape all day on the job site, matte nylon blade for extended product life & marking durability, offering maximum glare reduction, dual sided blade print with vertical quick read scale on underside for overhead & hard to reach measurements, 360 degree, diamond coated end hook grabs material from every direction & prevents slippage.