1. HIGH QUALITY GUARANTEE - Made of 185 gsm UV resistant high density polyethylene (HDPE) shade fabric with strong stitched seams and durable stainless steel D-rings on each corner (edges are curved, not straight, hardware sold separately)2. Breathable material design - let cool breeze and light through for better ventilation and comfortable space, let rain water through, so there is no standing water (so it is not waterproof)3. Easy installation and maintenance - Installation: Measure and clean the area where the shade sail will be installed. Leave a 60cm margin between the anchor point and the shade sail for mounting hardware/hooks or ropes. Maintenance: Clean with mild detergent or water, do not scrub with a stiff brush, do not put in washer or dryer4. Use for a long time - . Please note that the shade cloth is a shrinkable material, usually a tolerance of +-16cm is required on each side, thank you5. Ideal shading solution - widely used in patios, lawns, gardens, swimming pools, ponds, decks, kailyyards, patios, backyards, doorways, parks, carports, pergola, sandboxes, driveways or other outdoor areas, providing 80%- 85% shade and 95% to 98% protection from harmful UV rays, keeping your yard privacy safe, cool and wonderful