The most appealing aspect of the heating element of HoMedics Shiatsu Foot Massager is that it gets warms quickly. Multifunctional Shiatsu Massage Pillow：Shiatsu massager has 3 adjustable speeds allows you to get appropriate amount of pressure to relieve your muscle pain.Suitable for human body temperature (113℉/45℃) infrared heating temperature, it can prevent you from low temperature burns, and assist the neck back massager to give you a comfortable deep tissue kneading massage. They typically have fewer speeds and intensities than larger models, but a mini massager can also be much quieter. Choose from low, medium, or high compression intensities. Add compression to your heated foot massage for a deeper sense of pain relief. The compression uses gentle, rhythmic pressure to give your feet a soothing massage. Sometimes they also have rollers or electronic nodes built in for a deeper massage. Relax with the Sharper Image RealTouch Shiatsu Plus Cordless Neck Massager, designed with authentic shiatsu rollers for a realistic neck and shoulder massage experience. Simple massage rollers are made from wooden rungs with pointy nubs that hit pressure points on your foot.