This Aluminum Steel Pergola adds class and distinction to your outdoor space, along with a great area to simply rest and relax. It features an adjustable canopy and smooth gliding tracks for full, partial or no shade. This pergola has a three-year limited warranty against defects in manufacturing and workmanship. The Aluminum/Steel Pergola with Single-Finish, 10' x 12' (304.8 cm x 365.76 cm):Aluminum/E-coated and powder-coated Steel frameEasy to assembleDimensions: 9.44' x 11.8' (287.73 cm x 359.66 cm) 1.58" (4.01 cm)thick cross supports 4.33" (11 cm) thick post