This is a set of 5 foaming nets with hydrogen spheres from Chojyu no Sato. ⋆┈┈"Hydrogen from Foam" for the Perfect Foam┈┈⋆ Because it's a Chojyu no Sato original facial cleansing net that has perfected the material, softness, and structure, it creates the right kind of foam for washing your face: creamy and fine-textured. ⋆┈┈Why Hydrogen Spheres (Ceramic Balls)?┈┈⋆ The hydrogen spheres (ceramic balls) in the net generate hydrogen every time they come into contact with water, trapping the hydrogen in the foam. This creates facial cleansing foam suitable for anti-aging care. Instant purchase is OK ⭕