Mudflaps for your mountain bike

No, not this kind of mudflap, or even this kind -
But along those lines...



And this thing, which is basically a skull shaped grapefruit-sized block of aluminum:

And then this, which will appeal to your peyote smoking microbus driving Southwestern mountain biking friends:


All this bicycle finery was spotted at Ales and Trails, for sale by a NorCal outfit by the name of Dirty Dog MTB.

Sticker image from www.northernsun.com