The patio umbrella fabric is made of 100% polyester. With anti-UV and waterproof coating on its surface, it is water resistant, UV resistant, fade resistant and stronger weather resistance. Powder coated poles and 8 ribs provide stronger support, sturdy and anti-rust. Push Button Tilt for More Angles- Tilt with push button for more angles of shading, crank handle for easy opening and closing. The patio umbrella is big enough to cover your 42 in. to 54 in. round, square or rectangle table with 4 chairs to 6 chairs, is a perfect and essential for Summer or Sunny days to shade Sunshine; Ideal for both residential and commercial spaces, such as yard, beach, square, garden, patio shops, cafe, restaurant, swimming pool.