Taking action is the best way to celebrate Earth Day. By building an Earth Aid Kit, your Earth Day action can continue every day all year long. This year, we're celebrating by making Earth Aid Kit energy efficiency even more easily accessible. For the seven days leading up to Earth Day, you can take an additional seven percent off your Earth Aid Kit. To receive the discount, just enter the code EARTH7 when you checkout! It's valid from 4/15 to 4/22.