The powder coated steel pole fits in most umbrella stands, weighted bases, or patio tables (not included) to help keep you protected from the sun's harsh UV ray's year-after-year! Nature Spring 9Ft Half Patio Umbrella, Red.The resilient red colored polyester fabric of the umbrella has built-in vents and is supported with 5 steel ribs so you can use it against your house on your back deck, patio, balcony, or porch.