【About Installation】If you want a proper sun shade sail, you need to leave 0.5-1 feet of space for accessories. Please understand that due to the elasticity of the HDPE fabric material, our shade sail for outdoor has a tolerance of ±4 inch. 【No Splicing Gap, Better Shading Performance】Our sun sail shades are made of whole shade fabric, no splicing seams, more aesthetic and better shading performance. 【Premium Materials, Durable Structure Design】High density 100% new HDPE shade fabric 95% UV protection, 85%-90% shading rate, durable rust proof stainless steel D-rings at each corner for easy installation. All edges of sunshades for patio are constructed with reinforced stitched seams, prevents frayed edges and out of shape. 【Various Applications】Cool Area patio sun shade is ideal for providing shade for patio, pergola, deck, garden, backyard, porch, swimming pool, carport, balcony and other outdoor areas. 【Customer Service 】If you have any questions about our shade sail, please contact us. Your satisfaction is our greatest pursuit. Thank you for choosing Cool Area! Our outdoor shade sail is made of high quality 100% new HDPE material, with reinforced edge design and stainless steel D-rings to make the outdoor sun shade more durable. Suitable for multiple scenes, providing shade for patio, pergola, deck, garden, backyard, porch, swimming pool, carport, balcony and other outdoor areas.