OtterBox Defender Series - Rock Climbing with iPhone 4

Watching a smartphone fall to the ground is painful even when you aren't the owner, but watching a smartphone slide, tumble and fall on the ground is entertaining when it's protected by an OtterBox. Watch what happens to Brian's iPhone 4 protected by the OtterBox Defender Series when he makes his ascent up a rock face that sends the phone tumbling down onto the rocks below.