Note: Use of Gears Temperature Controller recommended to avoid overheating. Ergonomically designed to give a snug fit over most seat shapes and sizes and can be used on motorcycles (sportbike or big cruiser/touring seats), snowmobiles and ATVs Provides full heat coverage and chill-free riding comfort; raises rider to a minimal height Produces 17.4 watts of heat and draws 1.3 Amps of current Anti-skid bottom keeps seat in place once snapped on with adjustable webbing system; includes extra-long webbing for bigger seats Constructed using light and flexible ZEPTO heat metal fiber technology Drymax® outer seat shell allows fabric to breathe and helps air flow through seat; waterproof inner lining protects heat metal fibers from getting wet Comes with a 20" battery cord and built-in ON/OFF switch Dimensions: 14.5" L x 14.25" W (at widest point) x 0.19" H