Super Smooth was the first string developed by quality twine company ProLine. This is an entry level string made from a smooth nylon. Super Smooth string will facilitate good speeds and little tangle, ideal for players of most abilities. All diabolo string will need replacing over time - this is a great way to give your basic sticks a new lease of life and keep your diabolo skills fresh. This string is supplied loose and by the metre. Please be aware that some diabolo sticks secure their string through the shaft, meaning that more than a metre may be needed to re-string your sticks.