Sturdy frame: The solid construction with strong ABS brackets and aluminium bars is exceedingly stable and could strongly sustain this porch canopy. Easy installation: All required assembly accessories of the over door canopy are included for a quick and easy installation. To know:To make assembly as easy as possible, each product is delivered with a manual.Note:The roof of this door canopy cannot withstand heavy snowfall. Material: PC (Polycarbonate), ABS (Acrylonitrile butadiene styrene), aluminium. Size: 400 x 100 (L x W). 12 x Divided PC board. 8 x Oxidized aluminium bar.