It becomes extremely useful when carrying lenses around or simply for storing purposes. Lens Cap E-52 II is compatible with the EF-M 18-55mm f/3.5-5.6 IS STM lens.
-- EF 35mm f/2
-- EF 40mm f/2.8 STM
-- EF 50mm f/1.8 II
-- EF 50mm f/2.5 Compact Macro
-- EF-M 18-55mm f/3.5-5.6 IS STM
-- EF-S 60mm f/2.8 Macro USM
-- EOS M Black EF-M 18-55mm IS STM Kit