Can i dye my synthetic hair extension with HENNA instead of using a proper dye?

every1z been sayin dat its imposible 2 dye hair wiv dye coz it melts, its plastic nd all that rubbish, and the thing is that i couldnt find extensions anywhere, but then i saw it sumwhere and bought lots of it,so then i could dye it at home coz its blond nd my hair is dark brown/black, i realized that it said it is synthetic extensions nd the mistake i dun dat i cant return anymore is that i opened them all and clipped em in my hair, so iz it awite if i use henna????Can i dye my synthetic hair extension with HENNA instead of using a proper dye?
You cant dye Synthetic hair extensions with any dye, You cant Wash , Curl, Or straighten them Either Bottom line .