i didnt this case ever,yet,when i search some iphone4 case for my own in digitopz.com,i see blade aluminum iphone 4 case here as well.Here is the description quote : " The Metal aluminum ihone 4 case is made of Metal aluminum which can protact your iphone every second,the Unique design allows easy access to all buttons, controls and ports without having to remove the skin,and what's more this full body protection case that protects your phone from scratches."
So,i think,it should can work for your iphon4