The PHOOZY for the Huawei Mate 9 provides military grade protection from the sun, heat, cold and shock while also providing float protection as well. The PHOOZY is made from materials that were developed to protect astronauts from the extreme environment of space and helps maintain optimum operating temperature of your smartphone. The outer protective Chromium shell provides military grade protection from heat, cold and solar radiation. The only Thermal Capsule sleeve rated from 200°F to -32°F. Protecting your smartphone from the environment is one thing. The Chromium shell provides military grade protection from heat, cold and solar radiation. The ultimate outdoor protection for your Huawei device.