You based in UK or USA ? Sent from my HTC Sensation using Tapatalk update : http://www.gunnars.com/ (do not ship to the uk ) http://www.purelygadgets.co.uk/ http://www.sunglassesuk.com/ If you wear glasses and need your prescription lens built in like me then use the sunglassesuk.com one You just need your left and right eye sphere/cyl and axis plus your pd = pupillary distance which you can get from here : http://www.safetyspe...k/measurePD.htm