Icons: Models

Okay. Bear with me. I've been icon making. And I warn you now there are not good. It's practise. I went WILD. I tried some very different colouring, some from tuts, and some of my own stuff. I also used some textures that I've never used before, notably light textures. I need some feedback, serious feedback, what's crap, what's not so crap, why, why not? And most importantly what to try next ...