Lengthy car trips can be a pain in the back, regardless of how comfortable the seats appear to be. The range of Wagan Lumbar Massager Cushions is designed to give you a measure of relief whenever you need it. With the flip of a switch, this ergonomically designed product massages your lower back with its built-in motors. The cushion works with both DC and AC power adapters (included). An adjustable strap secures the cushions to the seatback. Prices range from $23 for the Go Relax Lumbar Cushion, to $60 for Infra-Heat Massage Cushion. Order from www.wagan.com.