Habitrail OVO interactive chewable maze tree house allow to find food and treats for hamster to find. These unique cardboard mazes tree house are design to provide hour of foraging fun for hamster. These chewable mazes have pre-cut slots to hold the food or treats in place. Hamster will have hours of foraging fun chewing away at the maze in search of the food or treats. These chewable mazes help to satisfy hamster"s natural chewing instinct, while providing exercise and may help to alleviate boredom. Comes packed in a polybag with header. This product weight is 0.45-pound. Measures 18-inch length by 10-inch width by 1-1/5-inch height.