Eco-friendly Laundry Softener Sheets Dryer Sheets, which is used in the dryer machine. The core function of this product is to give your clothes a soft and fluffy feeling after washing and drying. It helps prevent static electricity and leaves a light fragrance on your clothes. It also has antibacterial properties. The working principle of this product is that the highly concentrated solid plant-based fabric softener and fragrance are attached to our custom carrier material. Under the hot air of the dryer machine, it quickly dissolves and releases the effective ingredients, which fully contact with our drying clothes.