CamDesign Body Cap & Camera Rear Len Cover Set for Micro Four Thirds MFT Micro 4/3 M4/3 Camera & Lens fits Panasonic G1 G2 G3 G10 GH1 GH2 GH2 GH3 GF1 GF2 GF3 GF5 GX1 ; Olympus E-P1 E-P2 E-P3 E-PL1 E-PL2 E-PL3 + CamDesign Wristband Lens Focus Ring Plastic construction Can attach to lens or filter Provides protection against bumps Prevents flares Lock ring keeps it securely on your lens