Size: 240x312mm, suitable for all A4 2/3/4 ring binders. Convenient top-loading design for easy loading and backup of photos. Transparent cases for clear visibility and protection from water and dust. Premium polypropylene material with ultrasonic welding for tear resistance. SPECIAL DESIGN - Durable viewing cases, easy to open design, with slot at the top without falling out to the side. Universal Compatibility: Our photo sleeves are designed to fit any A4 size 2/3/4 ring binder with their perfect size of 240x312mm and 11 precision punched holes, making them a must for your photo archivingmakes. Durability meets protection: Made from high-quality polypropylene and connected using ultrasonic welding technology, our photo sleeves guarantee tear resistance and long-term preservation of your photos. Visibility and Security: Our ultra-transparent cases provide a clear view of your photos and keep them safe thanks to the water and dust resistant design, so they always look like new. Convenient handling: Benefit from the top-loading design that makes inserting or removing photos a breeze without the risk of your treasures falling out.