The Kitty Sill™ is a great place for your curious cat to enjoy all the sights of outside while not missing anything going on inside as well. We incorporated advanced engineering for strength and ease of assembly, with an attractive oval design for our Kitty Sill™ (Un-heated). No tools are necessary for installation when using the provided Velcro® fasteners. We also include screws for a more permanent attachment. 

Features:

• Recommended for indoor use
• Large enough for big cats, measuring 14" x 24"
• Sturdy design will support the largest of cats
• Washable cover
• Orthopedic sleeping surface
• 1 year warranty