This listing is for 1 piece of "Polar KIWAMI". This is not a traditional multi-piece interlocking product, but a quality product with a single piece (1 piece) Since there is no connection part, there is less process and is less expensive to use. A more affordable set is also available. You can watch videos on youtube. Search for "Ultimate Linen Plywood Sheet" and manufactured specifically for use with asphalt plywood sheets. Due to the nature of the fabric, grommets are not included.