3 years & up. Display artwork and pictures throughout the classroom in these sturdy frames. Perfect for attaching found objects and process art materials. The rigid cardboard frame is simple in design and strong enough to support a variety of materials. The frames work both horizontally and vertically and accommodate a 4" x 6" images. The frame can also be used as a shadow box. The face side of the frame measures 7" x 10 1/2".