Step 1: The First Step
2. Then you make the out side of the iPhone case.
3. Then you make the knuckles how you want and to fit your fingers.
4. Then you use Extrude boss/base.
5. Make sure you don't Extrude the knuckles part
Step 2: Second Step
2. Then you will draw out the circle on the knuckle part to fit your size.
3. Then you will extrude cut them out .and then you have your knuckles.
Step 3: Third Step
1. You have to have an iPhone in hand so you can get the measure for the buttons on the sides and on the bottom of the phone.
2. First you get the measure of the phone buttons and the you draw the buttons on the case and you don't have to do it my way.
3 Then you can color whatever you want it to be.
4. You have a brace knuckles phone case.