The finish is scratch-resistant, providing a lifetime quality appearance. DRAWER BODIES are built with high sides for use with hanging folders - no additional frames are needed. Each file includes 1 follower block per drawer.DRAWER SUSPENSIONS are maintenance free. DRAWER LOCKS are UL®-listed Medeco high-security key locks. DRAWER PULLS are surface mounted to allow for extra insulation inside the drawer heads. INSULATION BETWEEN ALL DRAWERS makes each drawer a separate insulated container. WATER RESISTANCE means files are designed to prevent water damage resulting from sprinklers and fire hoses. 2-POSITION DRAWER CATCH allows access to certain drawers while others remain locked. DRAWER HEADS are formed of welded steel and filled with fireproof insulation, and are field replaceable. This cabinet is at a great price! Fireproof file cabinet, filing drawers 4, letter size documents.