Clear Plastic Clamshell Package / Case, 5.44" H x 4.44" W x 1.5" D, 25-Pack. This plastic clamshell  backer trays are made to go inside of a cellophane or polypropylene bag rigidity and presentation. This tray has two channels that measure 5" L x 1 3/4" W x 1/8" D. Condition is  New.