Luma Loop 3 - Hard-Mounted, Premium Camera Sling Strap Absolutely Secure - No Broken Swivels or Failing Clips with our 5 Axis Machined Mount Totally Stable - Hard Mount Means No Dangle, Quick Adjust to Tighten On The Fly Premium Construction - Oil Tanned Leather, CNC Milled Hardware, Riveted Build, Heavy Webbing All Day Comfort - Make Even a 70-200 2.8 Feel Like a Feather 100% USA Made - Futureproof Modular Construction - Streamlined Design