The True Earth Laundry Detergent Eco-Strips are fragrance-free laundry detergent strips designed for use in washing machines. These 2x4-inch strips are concentrated and offer a capacity for 31-40 loads. The green color indicates that they are eco-friendly and ideal for those looking for a sustainable cleaning solution. The brand Tru Earth is known for their commitment to natural and environmentally-conscious products, making these laundry detergent strips a convenient and effective choice for laundry needs.