Slim Letter-Size File Box Secures Your Important Files For Transport. Hipaa Compliant To Secure Health Care Files. Internal Rails Are Sized For Letter-Size Hanging File Folders. Double Combination Locks Provide Convenient Security While The 7 1/2 Inches Depth And Comfortable Chrome Handle Make It Very Portable. Chrome Steel Corners And Aluminum Rails Offer Strength And Rubber Feet Prevent Surface Scuffing.