This is a sublimation photobook. It comes with a ring to assemble them together. They are made of a polymer and feel like a plastic material. It does have a plastic protective coating that needs to be removed prior to pressing. These would make super cute baby shower gifts or a cute recipe book of all nana's best recipes. They are double sided and included 4 pieces/set.
385-390 80-100 seconds light/med pressure. Place something heavy on the pieces after pressing until cooled.