In reply to franksnb:
18-55 kit zoom? If so:
I spent quite a bit of time looking into this and for my requirements the short answer was that there's nothing that ticks all the boxes (ie ease of access, robustness, compactness, decent weather-sealing, and doesn't cost the earth). I ended up with one of these:
http://store.lowepro.com/adventura-tlz-15 and plan to modify it.
Oh for the days when CCS were around!
Screen protector: Expert Shield are well recommended and easy to fit.