Humanity has been using knots for thousands of years. They're not that complicated— they're just some string tangled up ... that aren't rigid - such as rope or string - may be harder for ...

They’re not that complicated – they’re just some string tangled up ... you know how safe it really is. You better KNOT test ...

The Mule Knot (a.k.a releasable knot) is ideal to lock off the rope on the belay plate. There are many occasions in climbing when, belaying from the harness using a device which does not self-arrest ...