The erc e45m rain cover keeps your professional camera clean and dry when shooting in a wet environment contains attachable eyecups for compatibility with all eos digital cameras transparent window enables clear visibility of the top and rear lcd panels and lc monitor front fastener enables easy attachment and removal of all lenses displays a large printed canon logo and includes a soft case for compact packing compatible with the ef 200mm f2l ef 300mm f28l lens and ef 400mm f4 do le