PivotLink™ connection rotary design allows for greater mobility and comfort; provides an attachment point for tools and accessories. Features type 10 Kevlar® -Nomex® webbing for welding or other harsh work environments, that is almost twice as strong as standards require. ErgoArmor™ back shield minimizes impact from sharp/heavy snap hooks and self-retracting lifelines. Cam buckles allow easy, one-handed adjustment/release of shoulder straps. Has tongue buckle legs. Meets all applicable OSHA, ANSI and CSA Standards. One size fits most