Lavonstore Acme USH01 Carbon Fiber Universal Seat Heater Kit Carbon Fiber technology creates even heat distribution and consistent temperature control Kit includes two 11 inch x 18 inch heating elements, wiring harness, and all components for install Includes backrest and seat bottom heating pads for 1 seat Designed to be installed under the seat fabric Heat range is from 110 degrees Fahrenheit to 160 degrees Fahrenheit