Breathable splash proof polypropylene fabric. £10 by paypal as gift for the set of two covers. + £1 postage
More pictures here
http://picasaweb.google.com/olenenok123/201012A0#
Video here -
http://www.youtube.com/user/DaveBalliu?feature=mhum
I have it on ebay as well -
http://cgi.ebay.co.uk/Traxxas-E-Revo...item27b7820236