RG> I've heard that putting a cover on a helmet can be a bad thing. If 
 RG> the helmet contacts the ground the cover will prevent the helmet 
 RG> from sliding on the pavement and can instead snag causing neck 
 RG> injuries. 
BA> I suspect that the cover would be so fragile that the
BA> pavement would  simply rip it to shreds so it would not
BA> cause that problem. Besides, lots  of soft shell helmets
BA> already have covers, so wouldn't they have been  researched
BA> and found safe?
I think that's what the cover is all about.  It lets the helmet slide instead 
of sticking in the first place.  A non-breathable cover to protect you from 
cold or rain simply isn't porous.
                                  Dewey
Caviar anyone?

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