The nicely designed Homedics Gel Shiatsu portable pillow works wirelessly, which means you can use it easily on the go. However, it's tricky to position in such a way as to get a satisfying massage.

The Beurer MG 149 Shiatsu massage cushion is a portable massager that straps to the back of your chair. There, rotating nodes ease away aches and pains in your shoulders, lower back, or you can use it ...