The Thermo Kitty Sill will fast become your feline’s favorite place to lie! These attractive kitty sills feature decorative brackets that will adjust to fit any window sill, without any tools, and support up to 40 pounds. With an orthopedic foam core and a soft, machine washable fleece cover, the surface always stays 12 – 15 degrees above room temperature and warms to 102 degrees when in use. The heating element is removable for year round use. 14”L x 24”W.