Make easy to assemble punch-out and pop-up frames that fold flat to mail in a standard envelope. Add your favorite 4x4 inch photos and send them off to family and friends. This 5.125x9 inch package contains eight window fronts, eight punch-out message circles, eight back panels, eight white envelopes and six clear stamps. WARNING: Choking Hazard- small parts. Not for children under 3 years. Imported.