Mudra is number 9 as turtle.

As she using for preventing energy loosing from organism as in energy vampirism, any negative external affect, and in over tiredness and fatigue.
As fingers of right hand are crossing with a fingers of left, and big fingers of both hands are connected with a pillows as with each other.As closing all fingers,you are covering are bases of hand meridians, forming a closing energy circle. And free fingers of elements are not having, process concentrating for and keeping elements.