The objectives of this study is to find the information whether there is relationship between students’ knowledge about eco-labelling and personality with students’ counterproductive behavior in consuming non-eco-friendly products. Research method used was survey by involving 87senior high school students in Jakarta. There were three instruments have been developed in measuring students’ knowledge, personality and students’ counterproductive behavior. Data have been analyzed by applying regression and correlation which then be verified by t-test and F-test. Research results revealed that: there is a positive and significant correlation found between students’ knowledge and personality with students counterproductive behavior, even it has been analyzed by using first-order correlation, the results are still significant. Therefore, it could be concluded that students counterproductive behavior positively be predicted by students’ knowledge about eco-labelling and their personality, that is why it could not be neglected when students counterproductive behavior in consuming non-eco-friendly products need to be improved.