Solo TPU Jelly Case for iPhone 4 Rigid yet flexible, this new generation phthalate-free polymer feels great and provides lasting protection without appearing worn or faded. It also gives the iPhone a much needed and secure grip. The solo comes in five standout colors: Carbon (translucent black), Quartz (clear frosted), Breeze (translucent light blue), Vive (translucent purple) and Cosmo (translucent pink). The solo helps against antenna interference by perfectly insulating the iPhone 4s antenna against contact with your skin. It is 100% radio-transparent so you can enjoy the best connection possible at all times on your iPhone. The solo features embedded Microban antimicrobial product protection to help inhibit the growth of fungus, odor and stain causing bacteria on the product. Your solo will look and smell great for as long as you own your iPhone 4.