D-Line Black Cable Tidy Spiral Wrap. Keep your cables under control with the D-Line Cable Tidy Spiral Wrap. Preventing cables from becoming tangled and knotted, these ties are perfect for offices where every computer is connected to a multitude of cables and they are overrunning the place. Expanding from 10mm up to 40mm, this product is suitable for use with a number of different cables, keeping them all safely organised. The cable entry and exit points are wherever you want them to be.