Anyone have any advise how to keep it this pumped up. As soon as I took the pump off right back to normal. I held it on for like 25 min.

36 43

25 41

25 10

62 44

25 42

29 21

7 10

14 10

33 41

34 41

19 20

24 41

27 41

60 43

30 42

28 40