What about a hard anodized, machined aluminum container with dimensions of 2-1/2"w x 4"l x 1-1/2"d. Comes with a lid but no latches to reduce overall profile, just tape or rubber band shut with a piece of bike innertube.
Any opinions?
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For the purposes of full disclosure, I am the owner of Austere Provisions Company
www.austereprovisions.com .