25 Apr 2024 --- Eastman and SEE, formerly known as Sealed Air, are launching a compostable, lightweight tray designed to replace conventional polystyrene foam trays in protein packaging that can work on existing, industrial food packaging equipment. The tray is “already successfully performing” in several market applications, says Eastman. SEE introduced its Cryovac brand compostable overwrap tray to the market in January.