Its woven knitted design is breathable, preventing water pooling and strong wind. Blocks up to 95% of harmful UV rays, our Shade Sails, Built to endure sun exposure, it resists UV and fading while providing a noticeable temperature reduction of up to 15 degrees compared to unshaded areas. STAINLESS D-RINGS & ROBUST EDGES: The edges feature robust double-layer stitching to prevent fraying and maintain the Shade Sail's form. Stainless steel D-Rings are affixed to each corner for effortless installation, while all corners are constructed with extra stitching to maximize the strength of D-rings. Installation: 1. Estimate the shade area you want. 2. Use the hardware kit to attach it to a roof, tree or concrete wall. 3. For cable connections, maintain a 0.5 - 2 foot space between the D-ring and rod. Colour:Yellow Material:PE Size:1x1x1 Meter Package Contents: 3 * PE drawstring 3 * spring hook 1 * shade sail Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.