All day. After several hours you'll be utterly soaked, which will provide Her with more lubrication. And it is very hard to breathe through that.

15 30

30 36

35 32

32 34

15 33

14 30

19 30

9 30

11 10

15 30

9 30

15 10

23 33

48 31

13 0

7 10