Our “Original” Earthing Shoes: Pluggz shoes in a feminine flip flop style are designed with our our proprietary “plug” technology for grounding yourself. Generously cut soles are made of high quality rubber for comfort and long wear. All feature satin sheen matching straps and arches embedded in the footbed for extra support. Get connected to the natural grounding benefits of the earth. Available in full sizes, 5,6,7,8,9,10 and 11.