Ted,www.MajorSurplusNSurvival.com has heavy aluminum boxes 6 @9.99 approx. 4 7/8 x 3 1/8 x 1 3/16.Go to products-military-ammo boxes.I bought these for pocket survival containers and carry two.I maintain one as a sealed kit,and the second with additional supplies.I fitted this unit with a wire bale.Mated with a German Esbit stove(Major sells these also)and a spoon Im set.<br><br>