lifefx ergo card holder silverThe teething bib protects against dribble, so you won't need to wash your Baby Carrier One as frequently practical if your baby likes to suck the edges and shoulder straps of the baby carrier. The absorbent teething bib has a waterproof membrane that acts as a moisture barrier and keeps your baby carrier dry. The teething bib's soft Tencel surface feels comfy against your baby's mouth and cheeks, and it is guaranteed free from harmful substances.