Smartphones were always gentle and delicate and once you decided that you want to provide it with some sort of protection, you faced two main options. The first option is getting a thin case and risking that this case won't be strong enough in order to provide you with the protection that you are looking for and the second option that you faced was to get a big, bulky and strong case that, hopefully, will protect your device against anything.
Wallet cases weren't even an option. They were big, bulky and not so pretty. They weren't elegant (to say the least) and they didn't provide us with the so much needed protection.
Even to top that, their main functionality and advantage, the wallet capabilities, wasn't perfect. I have used several cases where the slots and pockets just weren't good. They were small, ugly and not useful at all.
Today this is all differentWallet cases for many different smartphones today are the complete opposite than what they used to be. They are fashionable, strong and very useful. They are perfectly made and they are usually can be something they you can be proud of. Their quality is superb.
Of course not all cases are great but if you look on sites like Amazon or eBay, you most probably will be able to find some great wallet cases for your device.
If you are not into wallet cases and want to see some of the best cases that available today for iPhone 7, you can try this blog post: Best iPhone 7 Plus cases