Carry two wallets, one low value wallet in the usual pockets people keep them. And a very well hidden wallet with anything important in.
If you get mugged they take the dummy wallet with some change, a few low value notes, photo of some random dog and some other bits of old receipts etc....
If you get mugged they take the dummy wallet with some change, a few low value notes, photo of some random dog and some other bits of old receipts etc....