I, for one, see absolutely no reason to use anything other than leather.

Is this list aware of the publication on pneumatic leather by the former
president of the American Association of Leather Chemists?  Visit:

  http://www.leatherchemists.org/

A lot of education for only $10.00.

A good source for the pamphlet is:

  http://shop.store.yahoo.com/ohscatalog/piltanagofor.html

Jim McFarland