Mine has also taken over from a handbag. I have:

-Mini pack of wipes (takes up FAR less space!)
-3 to 5 nappies
-Nappy sacks
-Change of outfit
-A warm wrap/blanket
-Beanie
-A couple of flannels
-Nipple shield
-Bib
-Infacol
-Fess
-Dummy
-Wallet
-Keys
-Lip balm
-Change mat that goes in the back of the bag
-Blue book
-Antibacterial wipes