and make a simple knot..
as small and tight and possible, like in the pic below.
Now place your scarf in front of your body, the knot facing inwards. Take the upper ends and secure behind your neck with a small double knot.
Take the lower ends and tie them behind your back with a small double knot.
featured scarf Courbettes & Cabrioles
Instead of making a knot in step one, you could also use a scarf ring (petite size) to gather the silk:Pinch some fabric..
and feed through one end of the ring
pull to gather more fabric
then feed through the other end and tighten
A tight and secure fit is important, if the outcome is loose, go back to step three and pull more fabric through