11" Wide Flex Watt Incubator or Reptile Heating Element (20 watts/foot) 11" wide and any length you would like (up to 20 feet per mat) This is sold by the foot, so if you purchase a qty of 5, you'll get a 5 foot long strip Thin, versitile and tough 20 Watts of power per lineal foot This product requires connector clips, insulators and power cord (sold separately)