this product may be effective on a younger person [SEP] this product may be effective on a younger person it has not caused my eyelashes to grow any longer after two months i apply it at night on a clean face it will burn if you get it in your eye so follow their application tips well my lashes do feel silky but not noticeably longer it is a colorless clear liquid and is applied with the provided brush applicator i will continue to use it until it is used up and will review again if there is any change