Quote Originally Posted by porschesales225
i just got my otter box from c-bid and i want to use it as my sleeper box. I was curious at its ability to hold RH and does the valve need to be left open for air movement????
Any advice would be appreciated.

-seal-

The box holds RH VERY well. And the valve is strictly for when you take a flight. If you don't have the valve you won't get that puppy open when you land (that shows you how well it seals!).