Griffin Reveal Etch Case For iPhone 4 / Graphite / Black, £2.99 @ Play.com delivered. RRP: is said to be £19.99. Possible Quidco cash back?
One-piece shell with full coverage back
Super-slim shell adds just 1.4 mm in thickness
Integrated rubber sides protect iPhone's edges and controls
Allows access to Multi-Touch display controls, and ports
"Our thinnest case for iPhone yet, Reveal adds just a little over a millimeter in thickness. Its sleek, one-piece design shields your iPhone from the indignities of the outside world as it protects. Reveal Etch's full-coverage back is finished in a brushed metal texture that looks and feels great while integrated rubber edges cushion and protect your iPhone's edges and controls."