Method laundry refill fresh air methods patent pending smartclean technologytrade uses an ultra concentrated plant based formula that delivers big cleaning power with just a few tiny squirts targets dirt and stains for beautifully clean clothes biodegradable 95 plant based formula 70 less detergent water amp plastics per load than 2x concentrates washes at 30 degrees smells like heaven methods high powered formula is readily biodegradable non toxic in use and is made using 95 n