i get mine from twinkle on the web as they deliver really fast (and free forum postage on the drop down menu ) and crafty and clothy do fast delivery too
I've used twinkle and nappy paradise, nappy paradise are by far the cheapest, but she doesn't hold stock (as far as I know) so you normally have to wait a bit!
Only new to posting- but just got myself some from Just Baby Skincare- 5 for £60... They were the best for postage to Ireland(free over £65 in UK) - arrived on Thurs after posting Mon!! :0) She was out of Lime at the time, so is sending it on, no extra postage cost.