Some shelf stable food stuff:
canned corned beef
canned bread (250g a can)
hard tack (the type the have in the German MRE)
NRG 5 rations

in the communication department:
a 40m minimal art kit (CW only) assembly required

for personal protection:
saftey glasses (had to replace a pair I gave to my nephew)
new armoured motorcycle boots (adventure or "Mad Max" style)

just for fun:
nonsterile sutures for training purposes
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If it isnīt broken, it doesnīt have enough features yet.