Metal Detector suspension system; using proprietary bungee suspension with universal connection system to replace inefficient fixed length straps. The Trimmer Assist-Detector Suspension provides flexible bungee suspension with consistent support, while also providing a full range of motion and reach-ability; that"s why its not considered a strap, but is rather a Trimmer Assist-Detector Suspension a complete suspension system. Completely universal, connecting to all models of detectors with simple proprietary bungee ball and hook connection system. Adjustable that one size fits all. Also features softest most comfortable shoulder pad on the market. Polypropylene webbing, strong and durable quilted denim shoulder pad. Weather resistant chrome and polypropylene hardware.