Found this cable in our local 99p store. Its braided and 1.5m in length, made by Belkin.
Audio Return Channel
99.99% of HC Copper
200Hz Video Refresh Rate
4K Cinema Resolution
15.8Gbps Data Rate
Supports 1080p, 3D HDTV with Ethernet
HD Cable/Satellite Boxes/ HD Digital Terrestrial/HD Games Consoles/Blu-ray Player/5.1 Home Cinema System
Dont know what the difference is between this and the P21 series. Except 15.Gbps vs 21.Gbps.