Elikson, a UK company just introduced this keyboard that has driver support for Palm, Symbian, Blackberry and Windows Mobile. The Wireless Fabric Keyboard provides a 63 key Qwerty layout and measures 306mm x 114mm and operates on two AAA batteries that should last 10 hours. It rolls up and stores in a small, drawstring bag. It sells for 40 pounds in the UK. No word on whether it will be released in the US.
Source: Mobility Site