Einstein Quote iPhone 4/4s Case Hard Plastic Cell Phone Case Simple and light weight case to protect your iPhone 4. The actual case is made with a hard plastic. The opposite side contains an aluminum piece with a graphic that is molded and housed into the case. It is not a sticker. The graphic is built into the aluminum back of the case. Does not block access to iPhone 4/4s ports or features such as: Screen Display, Dock Connector, Headphone port, microphone, and Camera Lens Made in the U.S.A. Easy installation and removal (snap on, snap off).