8in1 Ecotrition sank shack activity log provides a fun hide away great tasting treat and promotes small animals natural chewing instinct. With their natural wood look and design, this log is sure to add a little more enjoyment and stimulation on a daily basis to small pet"s homes. Made with fresh alfalfa and golden honey. For hamsters, gerbils, mice and rats. 100 Percent safe and 100 percent edible for your pet. Available in small size. Measures 5-1/2-inch length by 3-inch width by 3-1/2-inch height.