The sail itself is constructed from a polythene weave material which resists mould, mildew, stain, tear, crack and fade.
.Outsunny sun shade sail is a stylish and effective shade solution that fit most outdoor living space. Outsunny Rectangle 10' x 13' Canopy Sun Sail Shade Garden Cover UV Protector Outdoor Patio Lawn Shelter with Carrying Bag (Grey) | Aosom Canada You can creatively design your own little shady area in a courtyard, pool, gardens, and children's play areas, car spaces, and even entryways. This shade sail provide up to 95% UV block while allowing cooling air circulation, thus can keep you cool and out of the hot sun.