Designed To Work In Unison Intuitive Leg Adjustments Easily grab and pull to tighten and thumb the adjuster hardware to loosen (internal or external) Integrated Closure Simply zip and clip - the harness and pant closure become one. Donning and doffing remain almost unaffected, requiring only a simple learning curve.  Built-in Spider™ Harness A-frame Optional ladder hook stows in A-frame when not in use. Separate sliding D-ring for escape system pre-connect