1 Heavy Duty: The photo protector pages are made from 10C (01mm) thick polypropylene and reinforced at the binding edge These 35x 5 photo album refill pages help you protect your photos and cards from dirt, water, and fingerprint It is ideal for frequently referenced photos or Postcards and long-term storage,2 Acid-Free & High Clarity: Acid-free pocket pages wont transfer or lift-off ink which provides great protection for your pictures Crystal clear PP sheet protectors offer complete transparency for checking through and organizing your photos or postcards,3 Load from Top: Load from top style for fast and easy loading or removing photographs Your photos and cards will remain in the page protectors without falling out