Advent milk bag - how do you clean yours??

[mamachat]

My advent milk bag smell damp and I'm not sure what to use to clan it as do not wan perfumed things on the bag as i put dd's drinks and food in there...

Any suggestions?

bicab of soda in water, wash, rinse, air dry.

ok great thanks, and how much bicab of soda do i use??

1 tablespoon to a half bowl of water is my usual quantity

ok i'llgiveit atry, thank you