Man explaining and showing how to make a special knot out of rope.
A guy is making some patterns with one green string and one grey string.
The man is showing how to tie a knot with a thick rope by himself.
A man demonstrating how to make a certain secure and tight know with study rope.
A man uses special rope to demonstrate how to tie a very tight knot.
A guy shows how to  make a corded knots with two shoelaces
a person is showing off the strength and stability of a knot that he tied.
Using two colors of rope, a person ties a series of knots with them together.
A man is demonstrating how to loop lacing to create a band.
A msn is demonstrating how to tie a knot with some rope.