Water-resistant O-ring seal; Thick side-wall construction; Strong comfortable handle for heavy loads; Heavy-duty, latching systems; Double padlock tabbed; Light weight, rounded corners and will not rust; Designed to hold up to 25 pounds of ammo or gear; Stackable; Inside Dimensions: 5.8"(L) x 11.0"(W) x 7.2"(H); Outside Dimensions: 7.4"(L) x 13.5"(W) x 8.5"(H)