A:AnswerAs in if you get them wet from rain, sweat, or dropping them into something?
You can towel them off and they should be dry enough to charge at that point.
A:AnswerI usually get 15 hours or so running noise canceling i typically only use them at work and dont really have to push that unless i run a double shift that veing said i can usually get a week and a half out of the case