Grip Edge for iPhone 4 (Black Pearl) Get the look of luxurious leather, with a unique combination of materials that makes it easy to access your iPhone quickly. The smooth leather and polished edge let your iPhone slide easily into your pocket or purse, and offer just enough grip to grab your device when you need it. The padded leather back not only looks good, but cushions your iPhone against bumps and scratches, while the protective edge is shock-absorbent in case you drop it.