This BD Falcon 353962 Microtest TM 384-Well 120ul Assay Plate / Sealed Bag of 5 is in unused condition and is guaranteed to be fully functional. This item came from a local lab that had surplus overstocked inventory. As seen in photo #4 the bag has been opened. We urge customers to view all photos as they show overall condition, included accessories and useful information. Please feel free to contact us with any questions.