Objective: How to store bandaids in basic survival kit.

Which of the following solutions is more sound in terms of naive physics reasoning?

OPTIONS:
(i). In a sandwich bag, place the bandaids inside. Get all of the air out of the bag, then close tightly..
(ii). In a sandwich bag, place the bandaids inside. Get all of the air out of the bag, then close loosely..
(i).