Since you have the hazel eyes, you could use the bright color eyeshadow, like the light purple, light yellow, light blue and so on. Using eyeshadows will make your eyes look big and charming. In addition, you could also wear the contact lenses to make the eyes look more beautiful. You could go to the online stores to buy both the eye shadow and the contact lenses.
Well, it seems that you have got a pair of hazel eyes. As a matter of fact, a lot of guy around me really fancy hazel eyes girls. Anyway, if you want to make your eyes appear more charming, you could get some black or purpil eyeshadows, in a word, dark colored eyeshadows are compatible with your eye color and could make them look great.