I 'd agree -- go hard shell case or on the belt carry.

BTW, I carry

Bandaids
tweezers in tiny swiss army knife
exam gloves**
Bandana in ziploc
earplugs
tiny led light
pepto bismol tablets
Ibuprofin
spf chapstick
tiny kleenex packet
cellphone
(sometimes hand sanitizer in 1 oz bottle)

Advanced training in use of above

Teacher

( **in 35 mm film canister)

PS I have a bigger kit -- the size of a lunch box -- in the truck.