The otterbox is a completely enclosed case with a built in screen membrane designed at keeping your iPhone 3, 3GS or 4 free from water damage. The surrounding external silicone jacket enables excellent grip and drop protection whilst allowing full access to the sync / charging port, headphone and button functionality through the case.
Included with the Otterbox is a swivel belt clip that provides full impact protection for the screen.
Please note, the Otterbox is weatherproof and not fully submergeable.