If it"s cold at night in your house, you can always grab an extra blanket. What can your pet do? These low-voltage Heated Pet Beds are perfect for areas of the house that are a bit chilly. Available in 3 sizes, simply select the one that is right for your pet. Each bed comes in its own unique color. The small bed is a rich purple, the medium bed is a noble forest green, and the large bed comes in a bright white. SIZE DIMENSIONS Small: 23L x 23W x 1H inches Medium: 28L x 28W x 1H inches Large: 28L x 43W x 1H inches Our most economical heated bed option. Low-voltage heating unit safely provides warmth. Designed for year-round indoor use.