PITAKA’s integrated iPhone Duo front cover is about 1mm thick, including roughly 0.6mm of protective glass. It costs CNY 374 (about $56); the bundle costs CNY 749 (about $112).

PITAKA’s iPhone Duo case combines an aramid frame with protective glass

Photo source: ITHome

The 17g cover uses an aramid frame and comes in several finishes. ITHome notes concerns about dust collecting under this type of cover, rather than reporting a verified damage test.