I use this stuff by PRO (Shimano):
http://www.biketiresdirect.com/ppgtp...ar_tape/pp.htm
It looks like leather, with nice perforations (that get dirty themselves), feels like half-decent fake leather or lowish quality real leather, wrap up real thin if you want, and clean up nicely. Here's how it looks on the Noodles on my Bianchi:
