The OP/TECH USA 1mm Mini QD Loops (Set of 4) feature a mini 3/8" QD clasp with a nylon cord that attaches to small connection points on your camera or binoculars. These connectors allow you to connect your gear to any OP/TECH USA neck straps that have a mini 3/8" QD clasp. The Mini QD Loops support a tensile strength of 2.5 lb and are approximately 2.5" long. Each connector includes one female quick disconnect and one male with loop.