Our Square Pinwheel Shade is a modular, or integrated, playground shade design. This design features layered fabric that features an interesting design when viewed from the top. With its layered design that uses separate pieces of fabric, you can choose from multiple fabric colors to make the shade uniquely yours. This design is available for square decks. Additionally, the shade is available in a 12′ or 14′ size option with our Glide Elbow? fabric release mechanism.?What’s more, you won’t find this?patented, interesting design anywhere else!