SELF-HEATING TECHNOLOGY: The unique self-heating plush material captures your pet's body heat and returns the heat to your dog or cat for a cozy self-heating mat ALL-DAY COMFORT: Reversible soft plush sides to match any decor and fit on furniture or inside your pet's bed and/or crate SLEEPING SURFACE: Soft microfleece top creates a warm, cozy and comfortable cat sleeping bed NO ELECTRICITY REQUIRED: Keeps your pet warm safely and naturally using its own comfortable and comfortable body temperature Machine washable cat bed for easy care and a convenient heated cat mat