Try Monsoon's Ecowear stuff over at 3Dcommune.  Really nice stuff!  I love the deep sea eco - it is my favorite.  I have most of Monsoon's items.  They are all easy to use and well documented.

http://www.3dcommune.com/3d/store/search.mv?csrch+VDE:MAT+1159804312

Peggy

LVS - Where Learning is Fun!  
http://www.lvsonline.com/index.html