Instruct: Classify a review as either positive or negative.
Query: They removed the yellow line - I am not sure whether i received a faulty one

I have received this from Amazon. This diapers were missing the yellow line which indicates the peeing of a baby.I am not sure, whether i received a fauly package from Amazon. Since i opened the box, i am not sure whether i can return it.I HATE THIS PURCHASE FROM AMAZON and I DON"T HAVE ANY CONTACT for AMAZON