sealed air, has launched one of a revolutionary packaging solution, korrvu lok. it secures products safely in the centre of the packaging by utilising the latest in compression design technology, keeping them locked safely in place with korrvu high performance film.  korrvu retention packaging uses a proprietary corrugated retention frame and  elastomeric film to hold the product securely in place during shipment. when the side flaps of the  retention frame are folded up, the resilient film is loosened, creating an insertion pocket.