This patio lounge chair set is made of powder coated aluminum with sturdy construction. The backrest of this patio lounge has 6 adjustable recline positions ranging, it’s convenient for you to lay back for a nap when it reclines flat or have a great relax time when recline high position. It's widely applied in outside garden, lawn, backyard, balcony and other suitable spaces for various occasions. If there is any quality or delivery problem with our patio set, please contact us freely. We will response swiftly and try our best to provide humanized solutions.