K&H Pet ProductsEZ Mount Window Kitty Sill Quad Stack Gray 12 X 23 Inches

K&H Pet Products EZ Mount Quad Stack Cat Window Perch for Large Cats, Sturdy Window Hammock Bed, Steel Frame, Sturdy Suction Cups, 4 Washable Shelf Covers, Foldable - Fits 27" W X 59" H Glass Spaces

K&H Pet Products Hangin Cat Tree Door Mounted Cat Furniture, Space Saving Multi-Level Wall Perch Hammock Bed, Interconnecting Levels, Collapsible, Tool-Free Assembly - Gray - Fits Doors <80in H