ITEM NAME:5x lens back cover for EOS series EF ES-S Lens R3F4 5x lens back cover for EOS series EF ES-S Lens R3F4 100% new High quality Made of impact resistant plastic Suitable for all DSLR lenses Size: about 5.4 x 6.5 x 1.6 cm (inside diameter * outside diameter * H) Package contents:1 x charged dock magnetic for Sony Xperia Z3 Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. Suitable for all DSLR lenses.