A cable retention clip (20) attached or attachable to equipment with which a plurality of cables are or will be operatively associated, wherein the clip comprises a row of upstanding open-topped cable guide members (24) and a semi-flexible or substantially rigid closure member (22) (hereinafter “lid”) securable on top of the guide members to retain cables when present therein, wherein the lid (22) is selectively securable at two or more different heights relative to the guide member (24), to retain cables of different diameters.