In this article. we propose the side-placed negative-permeability metamaterial (NPM) and zero-permeability metamaterial (ZPM) in the wireless power transfer (WPT) system to simultaneously enhance the level of efficiency and meet the electromagnetic field (EMF) safety regulations. A theoretical analysis. simulation. https://www.ealisboa.com/great-deal-Pentair-Union-Collar-2-U11-200PS-super-offer/