The Incipio EDGE for iPhone 4 is made of an optical quality hard-shell polymer and features a maximum wall thickness of 1.2mm. An interior rubber stop provides shock absorption in addition to scratch and impact protection. The Incipio EDGE features an intuitive sliding design that enhances first rate protection. Simplicity in design and ease of use echo the Incipio EDGEs advantage. * Product Material: Polycarbonate * Product Weight: 0.25 lbs. * High density polycarbonate case * Intuitive sliding design that enhances first rate protection * Easy access to all iPhone controls and features * Compatible with both AT&T and Verizon versions of the iPhone 4 * Fit tested and compatibly with the White iPhone 4