OSHA Compliant: Certified to both ANSI Z359 standards and CSA Z359.10; meets all applicable OSHA standards. Harness: Made from durable, abrasion resistant polyester webbing, 5 points of adjustment ensure a comfortable fit (2 leg, 2 torso, 1 chest). D-Rings: (1) back d-ring used for general connectivity, (1) front d-ring used for vertical ladder climbing applications, fixed rail systems. Fall Indicator: included for easy inspection of harness before use, 310 lb capacity (includes person, tools and clothing). Buckle Types: chest- pass thru, legs- pass thru, torso- friction.