These Shelves have an interlocking design for customizable arrangements. They are made from sturdy metal tubes and plastic connectors, with each cube holding up to 11 lb. These shelves provide versatile storage for various items in one convenient spot. Price drops from $34.99 to $29.99 to $19.79. You just have to clip the 34% off coupon found on the product page to get the discount. Shipping is free for prime members or on orders over $35.