There is no need to worry about its hardness, it is solidly protective that can avoid abrasion and paint-off. It is well manufactured with BASF-PC, which possesses remarkable corrosion resistance, high strength, antiflamming and?non-toxic. High precision Swiss steel mold creates superb closure, which perfectly makes two shells close without crevice. It is strictly tested to ensure protector’s normal performance ,which can always exmpts your phone without external injury. As we secure its safety, we also make a perfect combination of fashion and technology, which means colorful design with free switches.