5 Crossbeams: Made with a strong aluminum frame and powder coating, pergolas are built to withstand warping or rusting Upgraded Fabrics: The Outdoor Pergola is made of improved yarn-dyed fabric, more durable, UV resistant and fade resistant Retractable Canopy: Easily control the extension with pulley system and utilize the suction cup fastening levers, allowing you to effortlessly adjust it Stable Design: Crossed post and beam construction, the four 6.7 x 6.7 inches wide aluminum feet with pre-drilled holes can help the Retractable Pergola stand stably on ground surfaces Large Space: 10x13 Sun Shade Canopy provides enough space for you to relax. It is suitable for backyard, patio, poolside, deck, courtyard and other outdoor spaces For Installation: Recommending to use 1/4-inch expansion screws for mounting on wooden floors, concrete 3 inches deep or more, and concrete footings measuring (recommended over 50 lbs. per footing) 15x15x15 inches Imagine in a Outdoor area is situated under a beautiful white pergola, right in the middle of fresh seasonal flowers, permanent trees and shrubs.Put into nature, wash away troubles and tiredness. Angled ends on each of the top slats lend an exotic feel to this structure, while the white color retains its clean effect,and with a hint of Mediterranean. A white metal retractable pergola canopy offers you many sizes to support all your outdoor activities: house parties, outdoor dining, pools and more.