Coil Springs are the heart of this luxurious pet bed. Layers of foam, fabric, and fleece and a quilted pillow top for extra comfort, make this the ultimate in pet bedding. The SSS PetCare™ PillowTop pet bed provides your pet with all the comfort and support qualities that any pet may need, whether for comfort or orthopedic care. Comes with removable, washable cover. Shown is an inside view of the SSS Pet Care Pet Bed. Coil Spring Beds are the most supportive pet beds on the market. These coils are uniquely place to provide the most supportive and comfortable bed made for a dog. With layers of foam, fabric and fleece it's sure to keep your dog out of your bed and in his own. Also listed below are the many accessories you may need. Make sure you have extra sheets for those washing periods.