Lightweight polyester construction for comfortable all-day use and improved chemical resistance compared to nylon. One universal size fits most people. Leg straps have tongue buckles and grommets for a comfortable fit and positive buckle connection. Friction slide adjusters hold shoulder straps in place so the user does not need to readjust for each use. Colour contrasting shoulder and leg straps simplify putting harness on. Seat strap adds extra comfort and support. Seat strap adds extra comfort and support. Fall-arrest harnesses are designed to arrest free falls and distribute impact forces over thighs, pelvis, chest and shoulders as required by OSHA. Identity and warning tags and labels are reminders of proper application and inspection procedures. The name, model, date of manufacture and OPE-system application symbol are permanently and clearly inscribed on these tags and labels. Harnesses are certified and compliant with ANSI and CSA requirements.