Designed in the shape of an "X" that wraps around for the ultimate in no-tangle donning and comfort, while soft edging prevents rubbing or chafing. Made of soft, lightweight, yet extremely durable 7,000-lb. nylon. Ergonomic Nomex/Kevlar back, shoulder and leg padding provides ultimate comfort and is even removable. Features back and front rescue web loops and quick-connect buckle legs. Capacity: 310 lbs. Arc flash-resistant up to 40 cal/cm_, ASTM F887-04 compliant. Meets or exceeds all applicable OSHA regulations and ANSI Z359.11 standard.