Calculator Silicone Case Cover for Apple iPhone 4 4G AT&T and Verizon 4S Red Function:The case protective your mobile phone safe and Dirt-resistant,others we offter all models of mobile phone case; Quality: High silicon, confortable hand feeling. and it is washable and tear resistant; Design: Fashion design,customized color and individuation Logo; support differents of models Certificate:All the mobile phone case must pass IS09001 and Rosh