So you have a silicone case, but you need a good belt clip that will work with it? TwistClip is a great belt clip for your iPod. Best of all, it was designed to be compatible with most skin type of silicone or rubber cases. Including iSkin, Xskn, Lajo, DLO, Speck and many others.

You can clip it to your belt, or anything really, securely. Available in black and white and sizes to fit all iPods.