This deal has ended.
This Wagan 12-Volt Heated Seat Cushion falls from $29.95 to $14.95 at Amazon.com. Shipping adds $5.90, but on orders of $25 shipping is free. Even with shipping this is the best price we could find by $14. This cushioned seat plugs into a 12V DC outlet to power the 2-temperature controls. There is no sales tax (except in KS, KY, ND, NY, and WA).