Includes the following: Canon E-58 MK II Front Lens Cap Features: Replacement Lens Cap Protects Lens Center-Squeeze Snap-On Style Canon Name on Front Fits 58mm Diameter Lenses The E-58 II 58mm Lens Cap from Canon is a center-squeeze snap-on type lens cap for Canon EF and EF-S lenses with a 58mm front diameter. A front lens cap protects the lens from scratches, moisture, dust and fingerprints when the lens is not in use. Compatible Lenses Include: Canon EF 100mm f/2 USM, EF 100mm f/2.8 Macro USM, EF 24mm f/2.8 IS USM, EF 28 f/1.8 USM, EF 28mm f/2.8 IS USM, EF 50mm f/1.4 USM, EF 70-300mm f/4-5.6 IS USM, EF 70-300mm f/4.5-5.6 DO IS USM, EF 75-300mm f/4-5.6 III, EF 75-300mm f/4-5.6 III USM, EF 85mm f/1.8 USM, EF-S 18-55mm f/3.5-5.6 IS II, EF-S 55-250mm f/4-5.6 IS II, TS-E 90mm f/2.8, exp EF-S 18-55mm f/3.5-5.6 IS II What's in the box Canon E-58 MK II Front Lens Cap