There are now models of the AUSUS Eee PC available with 2, 4 and 8 Gbytes of flash memory via Amazon.com.
The lowest cost 2G model (US$299.99) seems to be available with the cover in: Pink, Blue or Green.
The 4G model (US$399) is available in black and white.
The 8G model (US$499) seems to be only in white. In Australia the distributor, Myers, seems to only have the 4G model in White (AU$499).