Men's backup battery for iPhone Item 22072 Size: Size Charts Quantity: 1 2 3 4 5 6 7 8 9 Add to Bag Wishlist share: size & fit Product Details An indispensable accessory we're already addicted to: This backup battery goes everywhere. In exclusive custom-developed prints, it's a great-looking way to recharge on the go. Compatible with the iPhone 3G/4/4S. Plastic. Import. Item 22072.