DisneyFansInNYC
DIS Veteran
- Joined
- May 28, 2012
As long as you dry them out - they will be fine. We have been using our for years and they are not growing mold. It is the same as a rain jacket. We do take 2 sets of ponchos with us because we do go in rainy weather and when we come back for a break if it had rained we take the dry ones.