Extra-thick co-polymer construction will not warp from sun, cold or rough handling, includes a convenient lift out tray Unique MOLDED-IN retainers to stack boxes on top of one another, with true square inner sidewalls that allow gear to stack tight without shifting Strong reinforced steel pin hinge system and beefy carry handle that stores within lid Hand-laid lid gasket seals the inside from moisture to pretect gear from damage Dimensions Outside: 15" Length, 7.75" Width, 11.5" Height; Dimensions Inside: 12" Length, 6" Width, 9.75" Depth