Aluminum foil material: odorless, non-toxic, harmless to human body, breathable and reflective, added anti-oxidation treatment agent, 3 layers of aluminum foil, very tightly woven, normal service life of 8-10 years 4-way technology: hemming adopts 4-way machine routing, the crimping edge is tighter and it is more resistant to pulling. It can be used repeatedly to avoid loose edges and can be better installed. 65% shading rate: shading and heat insulation, privacy protection, providing cool shade for hot summer and moisturizing and humidifying effect after winter coverage Metal buttonhole: does not rust, carefully sewn nylon cloth edge, metal ring spacing is fixed at one meter per meter, reasonable distance design to achieve the best stability and tear resistance Reflective sunshade net: Our sunshade sail is the perfect complement to any space, enjoy your favorite sports, enjoy the breathable and cool half-light tone, and it will emit a slight light at night under the moonlight. For