The Shield Life TheraPad Cush is an extremely portable and versatile seat warmer that can also double as a back warmer. It is composed of 5 layers of technology and comfort, including a soft, anti-microbial, and water-resistant top layer. Electromagnetic Field (EMF) Shielding Technology eliminates up to 99% of harmful EMFs. Shield Life’s patented EMF Shielding technology allows for a maintained and rejuvenating rest. Far Infrared (FIR) Heat and Negative Ions generated by the Floor Warmer maximize comfort. Through absorption of FIR heat, muscle tissue is safely and gently stimulated to bring you to a new level of wellness. The TheraPad offers 3 levels of FIR heat that warm only desired areas. Rest Assured knowing you’ll enjoy the benefits of negative ions year-round with the TheraPad, which is hand-crafted in Korea with the finest materials and most advanced components. Continuous heat sensing technology and an automatic 10-hour shut off period ensure the ultimate in sustained and comfortable rest.