Kingbig 5.5-inch Holster Phone Case PU Leather Hard Back Cover for ASUS Zenfone2 ZE551ML ZE550ML (Black) Environmental protection material ,Quality PU leather,being care to phone. Open the mold with the machine,accurate holesite. light and slim design,refuse bloated. dirt-resistant and anti-fingerprint. Anti-knock and anti-shaking ,pretect the phone from dropping. Really easy and fast to install on the phone; has perfect holes for the charger, headphones and the camera