ZTG orthotic insoles are built with the far-infrared therapy that provides deep tissue bubble springs massage to your feet with every step. Generally, it is invented to hit the pressure points present in the feet and heal to provide instant relief from your sore and tired feet. Our zeta insoles are recognized as the best orthotic insoles for flat feet. The product's design provides maximum benefit in foot massage, reflexology, acupressure, and far-infrared. In addition, it can be trimmed to fit the accurate size of your foot. Reach out to our website to place an order now.