Soft padded material - enjoy comfort & warmth in luxury - set of 2 share the warmth
Plug in to your car's 12V DC outlet and use the simple 3-Way temperature toggle
Easily attaches to most chairs and car seats with an elastic strap to wrap around
Top portion: 20" x 18.25" bottom portion: 17" x 18.25"
3/8" foam padding reduces back tension, aches and pains