mFlexPIFA Flexible Adhesive-Backed PIFA Antenna Ezurio mFlexPIFA Flexible Adhesive-Backed PIFA Antennas are flexible PIFA (patented) dual-band antennas specifically designed for installation on metal surfaces. The 2.4GHz antennas can be placed directly on curved or straight metal surfaces and provide excellent antenna gain and performance. mFlexPIFA antennas feature the ability to be flexed in either concave or convex directions without sacrificing antenna performance. The small size and adhesive backing give further mounting flexibility. Ezurio mFlexPIFA Antennas are suitable for wearable technology, white goods, automated equipment, medical devices, and IoT products.