Matryoshka dolls or 'nesting dolls' are a set of wooden dolls of decreasing size placed one inside the other. Much of the artistry is in the painting of each doll, which can be very elaborate. The dolls often follow a theme.
Irene Hwang makes these super-detailed 'matryoshka' doll sets for the pop-culture junkies and cult-film fanatics. From Reno 911 to The Royal Tenenbaums, these sets of nesting dolls span practically the entire geek oeuvre.