Ok, the reflective tin it is then. Unfortunately I can't really fit anything else inside the pouch to line it. As for the contents - it's not a gadget, it's a few latex rubber items that would normally be carried in a purse. I'm trying to figure out a "bag free" way of carrying all my stuff...
Thanks all, for the vacuum flask suggestions. Again, not really practical but thanks anyway. This is actually for something that I'm going to by carrying w/ me outside during summer in a leather pouch on my belt. I really only have two choices that will fit in the pouch - a black matte tin or...
Obviously I either wasn't clear enough, or I'm in the wrong place. This is a practical matter for me, not an academic one. I've tried googling to no avail and I can't make heads or tails of any of the online resources I've found. If you "don't give straight answers" here, then where CAN I go?
Which would it be better to store (relatively) heat sensitive stuff in, if the container will be outside but in another case. I know black absorbs more heat but shiny objects _reflect_ more heat, so which would do less damage to the contents of the container? If the container is in the sun but...