The Critter Nation Single Unit (model 161) by MidWest Homes for Pets provides the ultimate habitat for a variety of small animals including Rats, Chinchillas, Ferrets, Dagus, etc. The single unit Critter Nation creates the spacious living area small animals require to thrive and the 1/2" horizontal wire spacing allows pets to fulfill their instinct to climb & explore in a secure environment. Each single unit Critter Nation / small animal cage comes equipped with 1 plastic ramp and ramp cover, one resting shelf and one easy to remove base pan for easy cleaning. We included full-width double doors that provide maximum accessibility for easy cleaning and feeding. The wide expansive shelf and full-width plastic pan floor provide a generous play area for your Dagu / Chinchilla / Rat and helps to prevent dangerous falls. Designed with customer convenience in mind, we've included "critter-proof" dual-locking door latches that provide a secure, easy one-handed operation. The shelf includes a removable plastic tray for easy cleaning and is height adjustable so you can tailor the small animal cage to your pet's needs. The Critter Nation has multiple attaching points for adding hammocks, tubes, toys and other accessories that are sold separately. Includes appropriately angled plastic ramp that is specifically designed to ensure pet safety and protect your pet's tiny feet. Constructed from sturdy square tube frame and durable wire, metal the Critter Nation has an attractive gray quartz hammer tone finish that is sure to blend with any decor. If you wish to add onto your Critter Nation cage, please take a look at the Critter Nation Add-On Unit (model 163) and be sure to check out our available Critter Nation small animal Accessories to spruce up your Critter Nation as well. MidWest Homes for Pets stands behind the quality of our products with a 1 year manufacturer..