Marumi Rear Lens Cap for Olympus 4/3 Four Third Lenses. It is made out of hard plastic. It is used to protect your lenses from dust etc.
Note: Also fits Panasonic Lumix DMC-L10, DMC-L1, and Olympus E-600, E-620, E450, E-520, E-420, E3,E-510,E-410,E-400,E-300, Panasonic Lumix DMC-L10.
