This is one of those products that is so practical and useful everyone should have a couple of them. If you already own one, you know how valuable they are. This is a lifetime piece of equipment. The thick rubber gasket along with the 10 wing type latches makes this container waterproof and virtually air tight. Go ahead and pack it full because you don’t have to carry it! Equipped with (2) 2½” industrial straight line wheels on the underside, so you can pull it behind you. For your convenience there are also 6 spring loaded, carry handles on the sides and ends to make it easy to move from place to place. Outside dimensions are approx. 32 ¾” long x 20” wide x 12” high. Inside dimensions are 29 ¾” long x 17 ¾” wide x 11 ¼” high. Made of a durable hard plastic. This case is used and may have some surface scratches, however there is still lots of use left to them. NSN: 6545-01-533-8202. Made in the U.S.A.