This front cover limits access of external light to give you more control over the item lighting. The white side produces soft white reflection and reduces shadows while black one delivers high contrast with deeper shadows. It also protects the device from dust. Flexible textile allows some camera movement inside/outside device, while keeping the device closed. Double sided – white/black, black and white zipper on both siedes, easy mounting system, eliminates external light, eliminates reflections from the environment, protects device from dust.