• Patented Miller DuraFlex™ Harnesses feature specially formulated elastomer webbing that stretches and conforms to the shape of the worker preventing any bunching, binding or kinking.

Improve Safety

  • With added comfort, DuraFlex™ Harnesses offer wider end-user acceptance - A comfortable harness is worn properly, enhancing compliance and safety on the job site.


  • Because DuraFlex Harnesses™ are stretchable, the worker has greater mobility with less fatigue. Rated to 400-lbs. (181.4 kg) capacity.

Features & Benefits

  • Stretchable Webbing
    • Provides maximum comfort and maneuverability
    • Resists environmental effects to maintain its high-performance level
    • 6,000 lb. tensile strength surpasses the standard
  • Fully-Adjustable
    • Buckle adjustments in the shoulder, chest and leg straps ensure proper fit
    • Varying combinations of friction, mating and tongue/grommet buckles are available

All Model Features

  • Friction Shoulder Strap
  • Mating Chest Strap
  • Belt Loop
  • Sub-Pelvic Strap
  • Lanyard Ring

Miller DuraFlex® E650 Series Stretchable Harnesses

  • Materials

    • Webbing (DuraFlex): 85%Polyester, 15% Urethane Elastomer
    • Webbing 1-3/4” Polyester
    • Minimum Tensile: 5000 lbs. on webbing
    • Thread: 6 cord bonded 3 strand polyester thread. Minimum tensile of 42 lbs.
    • Grommets: Brass
    • Hardware: Steel Minimum Tensile strength
      • D-Rings: 5000 lbs. (22kN)
      • Buckles: 4000 lbs. (18kN)

    All hardware meets salt spray test requirements.


    • Max Working Load: 400 lbs - 181.4 kg


    • Label Pack: Evoprene, Nylon