Clamping style latch with key lock and 2 entry keys included. Stores standard letter size hanging file folders (8.5 in x 11 in ). UL classified media protection chest tested to withstand an external temperature up to 1550° for 1/2 hour and independently verified to protect electronic media, such as memory sticks, CDs, DVDs and external hard drives. Waterproof even when fully submerged. Inside dimensions: 10.25 in high x 12.17 in wide x 8.58 deep.