How long will the printed material last? PoooliPaper White Special Photo Paper will last up to 10 years. If you can avoid exposing the thermal paper to the sun, the retention period may be longer. How many pictures can be printed on a roll of thermal paper? You can print up to 50 pictures for each roll* *Example for reference only for pictures sized 70x57mm / 2.75"x2.25 inches. Each roll is about 7m / 23ft. Specifications: Dimensions: 57 x φ30 mm / 2.25 x φ1.2 inch Roll length: about 7m / 23ft. Quantity: 3 Rolls/pack Durability: 10 years Color: White