"Canopy Shape：Square Size：10' x 10' BASE Include：NO Opening Mechanism：Grip Crank Handle Applicable occasions：All outdoor venues This 10'x10' patio umbrella suits all outdoor areas. It provides ample shade for optimal coverage. Help you keep calm and enjoy your outdoor area from the sun's rays. The hand-crank system makes this offset umbrella easy to use, even if a child can handle it easily—a sturdy and stable structural design that is both beautiful and practical, and durable. Get one now and start your wonderful outdoor life. The patio umbrella base in the picture NOT included. Please search the weighted base SKU: W004994461 for the US and C001642426 for CA.