The vehicle

Those versions of the Mark I which had as their main armament four Vickers machine guns were dubbed “female” [1].

The kit

This is the accompanying Master Box 1/72 kit to this one [2].

References

1. http://en.wikipedia.org/wiki/British_heavy_tanks_of_World_War_I#Mark_I
2. http://www.mbltd.info/72002.htm