Ariel Original liquid laundry detergent provides better cleaning in colder cycles. Its formula has been specially designed for cold temperatures, with the exclusive Cold Cleaning technology. It washes at lower temperatures with Ariel liquid detergent: saving energy with every wash and reducing CO₂ emissions when doing laundry. It also brightens whites and prevents the buildup of sweat stains. In addition, Ariel liquid detergent comes in a recyclable bottle. You can also use Ariel Original liquid detergent to pre-treat stains with the green cap and then put the clothes in the washing machine. For best results, insert the Ariel detergent measuring cap into the washing machine drum.