They you go guys. The porous foam on AE. Not as thin as monk+ but in my experience has better seal quality (maybe my ears.)
100 Pcs Black Sponge
http://s.aliexpress.com/uyae6zIB
(from AliExpress Android)
100 Pcs Black Sponge
http://s.aliexpress.com/uyae6zIB
(from AliExpress Android)