Finish: Black Interlock allows only one drawer to open at a time to help guard against tipping. Material: Steel Hang rails included to file letter size hanging files left-to-right. Core-removable lock secures both drawers Adjustable front leveling glides. Greenguard certified and meets or exceeds ANSI/BIFMA performance standrads TAA Compliant Durable, fully assembled steel construction with non-porous surface is easy to clean Contains up to 30% recycled material