Pendaflex Pressboard expanding file folder has sturdy construction for active daily use or large filing jobs and is reinforced rip-proof tape gussets for durable expansion. Pendaflex Pressboard expanding file folder is made of 30% post-consumer Recycled fiber. Folder is reinforced a rip-proof tape gusset that expands to accommodate larger files. ? Pressboard Expanding File Folders. ? 1/3 Cut Top Tab. ? Legal. ? Blue. ? 25/Box. ? Expansion: 1 . ? Thickness: 0.35 folder. ? Accessibility: Book fold. ? Features: Reinforced gusset heavy duty acid free. ? Sturdy construction for active daily use and large filing jobs heavy-duty pressboard withstands frequent handling. ? Rip-proof tape reinforces gussets to prevent splitting even when folders are loaded to capacity. ? Expanding top tab. ? Acid free sustainable forestry. ? Compliance standards: SFI certified. ? Sold as 25/Box.