i bought one of this:
http://www.ebay.com.sg/itm/White-Ful...9#ht_560wt_994

FYI, this is the same group with freetrade21.

I received it yesterday. Very good quality, no issues so far. Seems much better fit compared to the cyan one i got from freetrade21. I will put some pictures on it when i get the chance to.