The OEM Cardinal ClearVue Locking Slant-D Binder CRD26340 is designed for durability and functionality. It features a unique XtraLife material that prevents sticking to cover title inserts and stored materials, including photos and laser prints. This binder is made from a stronger PVC-free polyolefin material, ensuring no seam splitting or hinge tearing, making it environmentally friendly. With locking Slant-D rings that hold 25 percent more letter-size material than standard round rings, it can accommodate up to 890 sheets with a 4-ring capacity. Additionally, the binder includes horizontal pockets on the inside front and back covers for loose papers, with each pocket holding up to 40 sheets.