Replaces chemical detergent! Lasts 1000 loads of laundry! Environment-friendly! Allergen-free! No more skin irritations! Sanitizing by killing 99.99% bacteria FDA & NSF International certified! So Incredible it's hard to believe it actually works! Super Wash Balls completely replaces your chemical laundry detergent. They last for 1000 loads and your clothes will come out fresh, clean, and unscented. Save hundreds of dollars on laundry detergent, be friendly to the environment, and remove the hassle out of cleaning your clothes. And, with no chemicals, there is no detergent residues or risk of allergic reactions. Super Wash Ball is the only brand proven to work. It is has natural ceramic and elemental balls inside which is 100% allergen free so no more skin irritations and say goodbye to eczema. It is the only product certified by the FDA and NSF International. It is eco-friendly by preserving our rivers, free from toxic chemical wastes. The process of oxidation-reduction from the balls raises the pH of the laundry water to form alkaline (non-acidic) water and forming a little bit of hydrogen peroxide. Both balls emit far infrared rays which further agitate the water molecules to easily push the dirty out of the fabric pores. ***IMPORTANT: PLEASE TAKE SUPER WASH BALLS OUT TO DRY IN SUNLIGHT EVERY WEEK FOR 2 HOURS OR MORE FOR MAXIMUM & LASTING EFFECTS! Product Dimensions: 3.9 x 3.9 x 3.5 inches ; 7 ounces