The Natural Tree Trunk Small Animal Hideout is made in the shape of old tree stump and provides a safe and secure resting spot for hamsters, gerbils, and mice. Made from a wood and plastic composite, this hideout is even safe for your critter to chew. The small size is ideal for hamsters, gerbils and mice. A secure spot for hiding, sleeping or just hanging out. Actual size is 5-1/2-inch long, 5-inch wide and 3-3/4-inch high.