ADAN ECO FRIENDLY Foaming Hand Soap. Its nontoxic and eco-friendly formula keeps your skin hydrated and soft. ADAN ECO FRIENDLY effervescent foaming hand soap tablet is part of the innovative way to make hand washing easy and fun! What more fun and economical will it be to make soap at home, saving you endless trips to store. Once the touch-less automatic hand soap dispenser runs out of liquid soap, you can simply refill it by just dropping the tablet and adding warm water to the dispenser.