DFP850 / 850 HARNESS DURALITE UNIVERSAL SZ *Adjustable-Fit Non-Stretch Full Body Harness Adjustable-Fit Non-Stretch Full Body Harnesses are made far workers who need to wear a harness for extended periods of time. Weighing only three pounds, they provide maximum comfort. Friction buckle leg straps allow workers full adjustment possibilities depending on work performed, clothing required, and mobility needed. They meet all applicable ANSI and OSHA requirements.