Marware C.E.O. Sleeve for iPhone 3G and 3GS-Color Black
This case works by using friction to hold onto the iPhone. However, notice from the picture that you can grab the iPhone only at its corners when you pull it out of the case. This means you have to pull with a compromised grip against the resistance of the case. If you are not very careful, well, at least my iPhone still works in spite of its shattered glass front when it slipped out of my hand on a side walk while trying to pull it out of its case.    If this is not enough problem, the clip spring on the c