JIGSAFE - Jigsaw puzzle storage for up to 1,000 loose pieces Ingenious way to keep up to 1,000 unassembled jigsaw pieces safe, neat and tidy Seven, heavy duty, coloured, cardboard boxes each with a take-out cardboard sheet Boxes stack whilst in use to make it easy to access the pieces Boxes nest together (complete with jigsaw pieces) for convenient storage Pop on the lid and every single piece will be kept safe until the puzzle is needed again