Position them over photos to highlight something special or front and center on a card to call attention to your greeting. Because they're uniquely sheer, anything you place them over will be visible through the frame. Features: Archival safe, Self-adhesive, Made from clear acrylic with words and designs printed on frame, One frame per package Frame size: 3 1/4" x 3 1/4" Frame opening 1 1/2" x 1 1/2"