SP1 HEATED SEAT PAD - 41-4164The SP1 Heated Seat Pad is a snowmobile seat warming accessory that slips under your existing seat cover so you get real heat without cutting or replacing anything, making it the go to SP1 heated seat pad snowmobile accessory under stock cover for cold weather riders who want comfort without the hassle. The pad measures 11. 5" x 7. 5" and warms up fast so you're not sitting on a frozen slab for the first ten miles of the trail. It's thin and flexible