Amzer Amzer Pudding TPU Skin Case Back Cover for Samsung GALAXY Core Advance GT-I8580 - Skin - Retail Packaging - Black The matte finish promotes grip ability and minimizes sliding on flat surfaces. Provides excellent protection for your Samsung GALAXY Core Advance . Precisely engineered includes custom cut-outs to fit your Samsung GALAXY Core Advance perfectly. Plug your charger, cable or headset without removing the case. Easy installation, just snap on your device without any tools, also very easy to take off, no tools needed.