These slings are bullet proof. I built a ninja course for the kids last year and cheaped it with rope etc from bunnings. It all rotted, so i bought some slings from OZIGRIP, re hung the obstacles, and all has gone well.
Choosing a selection results in a full page refresh.
Press the space key then arrow keys to make a selection.
Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device