Love Story 12' X 12' X 12' Triangle Sun Shade Sail Canopy, We Make Custom Size Product Details ?About Installation?Please refer to the diagrams before purchasing. To ensure you buy the correct shade sail, you need to leave 0.5-1 ft of space for accessories to avoid buying an oversized shade. In addition, due to the characteristics of this fabric, there may be a tolerance of 4 inch from the outer edge of one D-ring to the outer edge of the other D-ring ?Material?Made of 95% UV-resistant, 100% new HDPE (High Density Polyethylene) shade fabric, offering an 85%-90% shading rate (80%-85% for the white series). Durable stainless steel D-rings at each corner for less difficult installation ?Full Cut?Compared with other spliced shade sails, we use the whole piece of fabric without splicing gaps in the center, which is more beautiful and has better shade performance. We also provide 3-4 thicker ropes. It is recommended to use LOVE STORY accessories for installation (accessories need to be purchased separately) ?Customizable?We offer various sizes of customized shade sails to meet your shade needs in different areas. Please note that our shade sails are not waterproof ?Various Application?LOVE STORY patio cover is ideal for deck in backyard, porch, pergola, pool, carport or other outdoor area, providing effective sunshade Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.