SentrySafe P005KBL 0.05 Cubic Foot Keyed Compact Safe, Blue Dimensions (HxWxL): Exterior: 2.6 x 5.9 x 8.0 inches; Interior: 2.4 x 5.3 x 6.6 inches Privacy key lock for simplicity of use Steel tethering cable for increased security Durable, solid steel construction Efficient size allows for an easy fit in luggage, briefcases, or backpacks