Bolkin Bottle Opener Series Shockproof Cover Case for Apple Iphone 4 4s (Black) 1.The case is composed of an inner case and a detachable stand. 2.The materials of the case is fine and smooth and feel well. The inner case is made of fine silicon material and the stand is made of advanced PC material. 3.The case is shockproof which can protect your phone from dropping. 4.The stand has a built-in beer bottle opener which allows you to open a beer bottle anywhere as long as you carry your phone (with this case on) with you. 5.The stand allows you to stand up the phone anytime when you want to watch videos with your phone at meals or at the time when you dont want to hold your phone all the time.