Same case is here, this is where I ordered mine from:

Google Nexus 6P Case Nillkin Frosted Shield Matte Plastic Slim Fit Case Cover Shell for Huawei Google 6P (with Screen protector film) (Frosted) (Black) https://www.amazon.com/dp/B017BTVGZK/ref=cm_sw_r_other_awd_Wg6xwb8XDQ55V