"The MTM Sportsmen's Dry Box will be an asset to have around when you venture off to brave the environments of the Great Outdoors, whether you're camping, hunting, fishing, or involved in any other outdoor activity. In this classically-designed box's available space, you can jam-pack plenty of personal items and outdoor gear as needed; and with a tongue and groove design with an O-ring seal and easy-to-open lockable latch, this MTM dry box, made of durable polypropylene, will certainly live up to its name by keeping your valuables dry and secure. Inside dimensions: 11.5""x 6.7""x7.3""."