Security Fire File is an ideal way to store and protect documents and materials. Each safe is ETL verified up to 1/2 hour at 1550 degrees Fahrenheit to protect CDs, DVDs, memory sticks and USB drives. Design features a keylock for privacy and hanging folder rail to accommodate letter-size file folders. Security file has 0.6 cubic foot capacity and weighs 32 lb. Interior dimensions are 12" wide x 8-1/2" deep x 10-3/8" high.