K&H Pet Products Kitty Sill sells on Amazon. I think the price is very good. Please read some of the reviews and see what people thought of the product. Do check how you might qualify for a free shipping offer if available.
- Orthopedic sleeping surface for ultimate comfort while basking in the sun
- Large enough sleeping surface for big cats, measuring 14-Inch x 24-Inch
- Easy velcro-like adhesive installation, no tools required. (Can also be mounted with included screws for more stability)
- Sturdy enough to hold the heaviest of cats, up to 40 pounds!
- One year limited warranty