Beyond comfort, the B.F.F. earns its name thanks to its multiple mom - friendly features: Teflon - treated, stain -
repelling outer fabric, an antimicrobial interior lining that reduces odor - causing bacteria and mildew (in case, you know, a bottle spills and you forget about it), and the ability to toss the whole thing in the washing machine if, despite all of the above, it needs a good cleaning.