This shelf organizer is made of lightweight, heavy-duty plastic and can hold up to 40 pounds of cleaning supplies. It can be extended in width, height, and depth from 16"W x 10"H x 10"D to 20"W x 13"H x 14"D, providing flexibility for different plumbing configurations. The organizer can be rotated 360 degrees to fit around the plumbing, ensuring the best fit for any plumbing configuration. The price drops from $29.99 to $14.99. Shipping is free for prime members, or it adds $6.