Interchangeability goes to a whole new level with system connectors-gender changers. Sometimes photographers may want a configuration that is just a little different. The system connectors-gender changers open up an entirely new set of possibilities so that there are no more limitations in how you want to configure a strap. The gender changers come in a set of two which includes one male-to-male and one female-to-female version. One example of how to use these versatile connectors is to transform the OP/TECH USA utility strap- sling version from the left shoulder to the right. With just a few clicks to add in the system connectors-gender changer. It's a done deal. updated design incorporates heavy-duty polypropylene webbing.