Blue Summit Supplies Classification Folders, Letter Size, 1-Divider, Light Blue, 30 PackDurable Fastener File Folders designed for repeated use in your offices We understand in an office environment you need durable folders that can take the abuse of years of use in a busy office, thus we designed folders to handle your office environment Our folders are designed for rugged office use due to durable construction with thick 25pt pressboard and 17pt Kraft paper assembled with 2 expansions Our metal fasteners are durably made thus allowing