The Spiderwick Chronicles set of toy premiums was released  to coincide with the release of the Nickelodeon® movie. The figures are made from hard plastic measuring between 9cms and 12cms tall, some have moveable arms and some have moveable legs. The characters include:

Mulgarath, Hogsqueal, Thimbletack, Boggart,
Water Sprite, Pink Flower Sprite, Yellow Flower Sprite, Humming Sprite.

Each character has a bright light which is used to view a holographic type image
 in a Seeing Stone viewer supplied inside each packet.
There are two different Seeing Stones available for each character.