The Ferret Nation or Critter Nation designer ramp cover fits the standard ramp that comes with all Ferret Nation / Critter Nation cages. The ramp covers add a flair of fun color and more importantly are designed to protect your pet s feet as they roam up and down throughout their home. This is a 3-pack of ramp covers if you need a single ramp cover please see the single ramp cover option above. Each ramp cover is made with polyester fabric that is machine washable and dryer friendly to promote longer use. Each ramp cover comes with a 1-Year Manufacturer s Warranty. Please note this ramp cover does not fit the exit ramp or MidWest model 142EXRMP. If you have any questions about our Ferret Nation & Critter Nation accessories our customer service department would be glad to help you. MidWest customer service can be contacted at: 1-800-428-8560 available 9:00 AM - 4:00 PM Monday - Friday.