Made up of five interwoven elastic lengths forming a checkerboard pattern with ten hooks. Measures approximately 31 inchs x 31 inches square and is capable of stretching to an area of over 80 inches x 80 inches square. After having sold this product for the past two years, we have been getting feedback that it does not hold up well when exposed to sun (even when applying the sun resistant product that comes with it). As such we are discontinuing it and are looking for an alternative product to offer. We welcome any suggestions if you have found a product that has worked well for you. Sorry, this item is out of stock. Please contact us for expected availability.