Thin is in with the new Membrane, the world's thinnest, lightest iPhone 4/4S case. Weighing in at just 0.1oz and measuring just 0.35mm thin, the Membrane adds smooth scratch protection to the back and sides of your new iPhone with virtually no added bulk. Thin is in with the new Membrane, the world's thinnest, lightest iPhone 4/4S case. Weighing in at just 0.1oz and measuring just 0.35mm thin, the Membrane adds smooth scratch protection to the back and sides of your new iPhone with virtually no added bulk.
